125881435 has 8 divisors (see below), whose sum is σ = 152395200. Its totient is φ = 99813504.

The previous prime is 125881433. The next prime is 125881453. The reversal of 125881435 is 534188521.

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 125881435 - 2¹ = 125881433 is a prime.

It is a super-2 number, since 2×125881435² = 31692271355318450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 125881394 and 125881403.

It is not an unprimeable number, because it can be changed into a prime (125881433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110835 + ... + 111964.

It is an arithmetic number, because the mean of its divisors is an integer number (19049400).

Almost surely, 2^125881435 is an apocalyptic number.

125881435 is a deficient number, since it is larger than the sum of its proper divisors (26513765).

125881435 is a wasteful number, since it uses less digits than its factorization.

125881435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222917.

The product of its digits is 38400, while the sum is 37.

The square root of 125881435 is about 11219.6896124625. The cubic root of 125881435 is about 501.1724950283.

The spelling of 125881435 in words is "one hundred twenty-five million, eight hundred eighty-one thousand, four hundred thirty-five".