125788077 has 12 divisors (see below), whose sum is σ = 183884064. Its totient is φ = 82847880.

The previous prime is 125788067. The next prime is 125788093. The reversal of 125788077 is 770887521.

125788077 is a `hidden beast` number, since 1 + 2 + 578 + 8 + 0 + 77 = 666.

It is not a de Polignac number, because 125788077 - 2⁸ = 125787821 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125788007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 83449 + ... + 84942.

It is an arithmetic number, because the mean of its divisors is an integer number (15323672).

Almost surely, 2^125788077 is an apocalyptic number.

It is an amenable number.

125788077 is a deficient number, since it is larger than the sum of its proper divisors (58095987).

125788077 is a wasteful number, since it uses less digits than its factorization.

125788077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168480 (or 168477 counting only the distinct ones).

The product of its (nonzero) digits is 219520, while the sum is 45.

The square root of 125788077 is about 11215.5283870177. The cubic root of 125788077 is about 501.0485688031.

The spelling of 125788077 in words is "one hundred twenty-five million, seven hundred eighty-eight thousand, seventy-seven".