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131034127 = 719985219
BaseRepresentation
bin1111100111101…
…10110000001111
3100010120020000211
413303312300033
5232021043002
621000303251
73150525460
oct763666017
9303506024
10131034127
1167a68974
1237a71b27
13211bb3b3
141358cd67
15b784dd7
hex7cf6c0f

131034127 has 8 divisors (see below), whose sum is σ = 157635200. Its totient is φ = 106403544.

The previous prime is 131034097. The next prime is 131034133. The reversal of 131034127 is 721430131.

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 131034127 - 27 = 131033999 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131034098 and 131034107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131034187) 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, 492477 + ... + 492742.

It is an arithmetic number, because the mean of its divisors is an integer number (19704400).

Almost surely, 2131034127 is an apocalyptic number.

131034127 is a deficient number, since it is larger than the sum of its proper divisors (26601073).

131034127 is an equidigital number, since it uses as much as digits as its factorization.

131034127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985245.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 131034127 is about 11447.0138900938. The cubic root of 131034127 is about 507.9194064284.

Adding to 131034127 its reverse (721430131), we get a palindrome (852464258).

The spelling of 131034127 in words is "one hundred thirty-one million, thirty-four thousand, one hundred twenty-seven".

Divisors: 1 7 19 133 985219 6896533 18719161 131034127