125693017 has 2 divisors, whose sum is σ = 125693018. Its totient is φ = 125693016.

The previous prime is 125693011. The next prime is 125693021. The reversal of 125693017 is 710396521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72999936 + 52693081 = 8544^2 + 7259^2 .

It is a cyclic number.

It is not a de Polignac number, because 125693017 - 2²³ = 117304409 is a prime.

It is not a weakly prime, because it can be changed into another prime (125693011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62846508 + 62846509.

It is an arithmetic number, because the mean of its divisors is an integer number (62846509).

Almost surely, 2^125693017 is an apocalyptic number.

It is an amenable number.

125693017 is a deficient number, since it is larger than the sum of its proper divisors (1).

125693017 is an equidigital number, since it uses as much as digits as its factorization.

125693017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 34.

The square root of 125693017 is about 11211.2897117147. The cubic root of 125693017 is about 500.9223202712.

The spelling of 125693017 in words is "one hundred twenty-five million, six hundred ninety-three thousand, seventeen".