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1274141 = 11115831
BaseRepresentation
bin100110111000100011101
32101201210102
410313010131
5311233031
643150445
713554461
oct4670435
92351712
101274141
117a0310
12515425
13357c3b
142524a1
151a27cb
hex13711d

1274141 has 4 divisors (see below), whose sum is σ = 1389984. Its totient is φ = 1158300.

The previous prime is 1274137. The next prime is 1274149. The reversal of 1274141 is 1414721.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1274141 - 22 = 1274137 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 (1274149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57905 + ... + 57926.

It is an arithmetic number, because the mean of its divisors is an integer number (347496).

21274141 is an apocalyptic number.

1274141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1274141 is a deficient number, since it is larger than the sum of its proper divisors (115843).

1274141 is a wasteful number, since it uses less digits than its factorization.

1274141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115842.

The product of its digits is 224, while the sum is 20.

The square root of 1274141 is about 1128.7785433822. The cubic root of 1274141 is about 108.4107869514.

Adding to 1274141 its reverse (1414721), we get a palindrome (2688862).

The spelling of 1274141 in words is "one million, two hundred seventy-four thousand, one hundred forty-one".

Divisors: 1 11 115831 1274141