125503607 has 8 divisors (see below), whose sum is σ = 132307200. Its totient is φ = 118719864.

The previous prime is 125503603. The next prime is 125503613. The reversal of 125503607 is 706305521.

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

It is a cyclic number.

It is not a de Polignac number, because 125503607 - 2² = 125503603 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 125503607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125503603) 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, 9068 + ... + 18254.

It is an arithmetic number, because the mean of its divisors is an integer number (16538400).

Almost surely, 2^125503607 is an apocalyptic number.

125503607 is a deficient number, since it is larger than the sum of its proper divisors (6803593).

125503607 is an equidigital number, since it uses as much as digits as its factorization.

125503607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9925.

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 125503607 is about 11202.8392383360. The cubic root of 125503607 is about 500.6705762529.

The spelling of 125503607 in words is "one hundred twenty-five million, five hundred three thousand, six hundred seven".