125372245 has 4 divisors (see below), whose sum is σ = 150446700. Its totient is φ = 100297792.

The previous prime is 125372239. The next prime is 125372251. The reversal of 125372245 is 542273521.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (125372239) and next prime (125372251).

It can be written as a sum of positive squares in 2 ways, for example, as 92275236 + 33097009 = 9606^2 + 5753^2 .

It is a cyclic number.

It is not a de Polignac number, because 125372245 - 2³ = 125372237 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12537220 + ... + 12537229.

It is an arithmetic number, because the mean of its divisors is an integer number (37611675).

Almost surely, 2^125372245 is an apocalyptic number.

It is an amenable number.

125372245 is a deficient number, since it is larger than the sum of its proper divisors (25074455).

125372245 is an equidigital number, since it uses as much as digits as its factorization.

125372245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25074454.

The product of its digits is 16800, while the sum is 31.

The square root of 125372245 is about 11196.9748146542. The cubic root of 125372245 is about 500.4958347998.

The spelling of 125372245 in words is "one hundred twenty-five million, three hundred seventy-two thousand, two hundred forty-five".