125557370 has 8 divisors (see below), whose sum is σ = 226003284. Its totient is φ = 50222944.

The previous prime is 125557363. The next prime is 125557403. The reversal of 125557370 is 73755521.

It can be written as a sum of positive squares in 2 ways, for example, as 117440569 + 8116801 = 10837^2 + 2849^2 .

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

It is a super-2 number, since 2×125557370² = 31529306322633800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 125557370.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6277859 + ... + 6277878.

Almost surely, 2^125557370 is an apocalyptic number.

125557370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125557370 is a deficient number, since it is larger than the sum of its proper divisors (100445914).

125557370 is a wasteful number, since it uses less digits than its factorization.

125557370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12555744.

The product of its (nonzero) digits is 36750, while the sum is 35.

The square root of 125557370 is about 11205.2385070555. The cubic root of 125557370 is about 500.7420581546.

The spelling of 125557370 in words is "one hundred twenty-five million, five hundred fifty-seven thousand, three hundred seventy".