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123412141 = 798091931
BaseRepresentation
bin1110101101100…
…01111010101101
322121012222122001
413112301322231
5223043142031
620125052301
73025662106
oct726617255
9277188561
10123412141
1163732406
12353b7091
131c750048
14125673ad
15ac7b861
hex75b1ead

123412141 has 8 divisors (see below), whose sum is σ = 125193600. Its totient is φ = 121636320.

The previous prime is 123412127. The next prime is 123412169. The reversal of 123412141 is 141214321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 123412141 - 27 = 123412013 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123412241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62946 + ... + 64876.

It is an arithmetic number, because the mean of its divisors is an integer number (15649200).

Almost surely, 2123412141 is an apocalyptic number.

It is an amenable number.

123412141 is a deficient number, since it is larger than the sum of its proper divisors (1781459).

123412141 is an equidigital number, since it uses as much as digits as its factorization.

123412141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2819.

The product of its digits is 192, while the sum is 19.

The square root of 123412141 is about 11109.1017188610. The cubic root of 123412141 is about 497.8738262525.

Adding to 123412141 its reverse (141214321), we get a palindrome (264626462).

The spelling of 123412141 in words is "one hundred twenty-three million, four hundred twelve thousand, one hundred forty-one".

Divisors: 1 79 809 1931 63911 152549 1562179 123412141