125788577 has 2 divisors, whose sum is σ = 125788578. Its totient is φ = 125788576.

The previous prime is 125788529. The next prime is 125788583. The reversal of 125788577 is 775887521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84198976 + 41589601 = 9176^2 + 6449^2 .

It is a cyclic number.

It is not a de Polignac number, because 125788577 - 2⁶ = 125788513 is a prime.

It is a super-2 number, since 2×125788577² = 31645532207369858, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (125788517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62894288 + 62894289.

It is an arithmetic number, because the mean of its divisors is an integer number (62894289).

Almost surely, 2^125788577 is an apocalyptic number.

It is an amenable number.

125788577 is a deficient number, since it is larger than the sum of its proper divisors (1).

125788577 is an equidigital number, since it uses as much as digits as its factorization.

125788577 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1097600, while the sum is 50.

The square root of 125788577 is about 11215.5506775191. The cubic root of 125788577 is about 501.0492326814.

The spelling of 125788577 in words is "one hundred twenty-five million, seven hundred eighty-eight thousand, five hundred seventy-seven".