125736425 has 6 divisors (see below), whose sum is σ = 155913198. Its totient is φ = 100589120.

The previous prime is 125736409. The next prime is 125736439. The reversal of 125736425 is 524637521.

It can be written as a sum of positive squares in 3 ways, for example, as 8404201 + 117332224 = 2899^2 + 10832^2 .

It is not a de Polignac number, because 125736425 - 2⁴ = 125736409 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2514704 + ... + 2514753.

It is an arithmetic number, because the mean of its divisors is an integer number (25985533).

Almost surely, 2^125736425 is an apocalyptic number.

It is an amenable number.

125736425 is a deficient number, since it is larger than the sum of its proper divisors (30176773).

125736425 is an equidigital number, since it uses as much as digits as its factorization.

125736425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5029467 (or 5029462 counting only the distinct ones).

The product of its digits is 50400, while the sum is 35.

The square root of 125736425 is about 11213.2254503332. The cubic root of 125736425 is about 500.9799780313.

The spelling of 125736425 in words is "one hundred twenty-five million, seven hundred thirty-six thousand, four hundred twenty-five".