125841633 has 16 divisors (see below), whose sum is σ = 179066880. Its totient is φ = 78333696.

The previous prime is 125841619. The next prime is 125841637. The reversal of 125841633 is 336148521.

It is not a de Polignac number, because 125841633 - 2⁵ = 125841601 is a prime.

It is a super-2 number, since 2×125841633² = 31672233192213378, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 125841594 and 125841603.

It is not an unprimeable number, because it can be changed into a prime (125841637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3238 + ... + 16191.

It is an arithmetic number, because the mean of its divisors is an integer number (11191680).

It is a Poulet number, since it divides 2^125841632-1.

Almost surely, 2^125841633 is an apocalyptic number.

125841633 is the 6477-th octagonal number.

It is an amenable number.

125841633 is a deficient number, since it is larger than the sum of its proper divisors (53225247).

125841633 is a wasteful number, since it uses less digits than its factorization.

125841633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19576.

The product of its digits is 17280, while the sum is 33.

The square root of 125841633 is about 11217.9157154972. The cubic root of 125841633 is about 501.1196681482.

The spelling of 125841633 in words is "one hundred twenty-five million, eight hundred forty-one thousand, six hundred thirty-three".