125752917 has 8 divisors (see below), whose sum is σ = 168128896. Its totient is φ = 83606112.

The previous prime is 125752909. The next prime is 125752933. The reversal of 125752917 is 719257521.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 125752917 - 2³ = 125752909 is a prime.

It is a super-2 number, since 2×125752917² = 31627592268017778, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125752117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56008 + ... + 58209.

It is an arithmetic number, because the mean of its divisors is an integer number (21016112).

Almost surely, 2^125752917 is an apocalyptic number.

It is an amenable number.

125752917 is a deficient number, since it is larger than the sum of its proper divisors (42375979).

125752917 is a wasteful number, since it uses less digits than its factorization.

125752917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114587.

The product of its digits is 44100, while the sum is 39.

The square root of 125752917 is about 11213.9608078502. The cubic root of 125752917 is about 501.0018804635.

The spelling of 125752917 in words is "one hundred twenty-five million, seven hundred fifty-two thousand, nine hundred seventeen".