125765783 has 16 divisors (see below), whose sum is σ = 148176000. Its totient is φ = 105235680.

The previous prime is 125765743. The next prime is 125765789. The reversal of 125765783 is 387567521.

It is a happy number.

It is not a de Polignac number, because 125765783 - 2⁶ = 125765719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125765789) 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, 58868 + ... + 60966.

It is an arithmetic number, because the mean of its divisors is an integer number (9261000).

Almost surely, 2^125765783 is an apocalyptic number.

125765783 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

125765783 is a deficient number, since it is larger than the sum of its proper divisors (22410217).

125765783 is a wasteful number, since it uses less digits than its factorization.

125765783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2542.

The product of its digits is 352800, while the sum is 44.

The square root of 125765783 is about 11214.5344531104. The cubic root of 125765783 is about 501.0189660059.

The spelling of 125765783 in words is "one hundred twenty-five million, seven hundred sixty-five thousand, seven hundred eighty-three".