125929045 has 16 divisors (see below), whose sum is σ = 165102912. Its totient is φ = 91445760.

The previous prime is 125929043. The next prime is 125929051. The reversal of 125929045 is 540929521.

It is not a de Polignac number, because 125929045 - 2¹ = 125929043 is a prime.

It is a super-2 number, since 2×125929045² = 31716248749224050, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125928995 and 125929013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125929043) 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, 47269 + ... + 49861.

It is an arithmetic number, because the mean of its divisors is an integer number (10318932).

Almost surely, 2^125929045 is an apocalyptic number.

It is an amenable number.

125929045 is a deficient number, since it is larger than the sum of its proper divisors (39173867).

125929045 is a wasteful number, since it uses less digits than its factorization.

125929045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3492.

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 125929045 is about 11221.8111283340. The cubic root of 125929045 is about 501.2356703884.

The spelling of 125929045 in words is "one hundred twenty-five million, nine hundred twenty-nine thousand, forty-five".