51258112 has 18 divisors (see below), whose sum is σ = 102316508. Its totient is φ = 25628928.

The previous prime is 51258101. The next prime is 51258113. The reversal of 51258112 is 21185215.

It is not an unprimeable number, because it can be changed into a prime (51258113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99858 + ... + 100369.

Almost surely, 2^51258112 is an apocalyptic number.

It is an amenable number.

51258112 is a deficient number, since it is larger than the sum of its proper divisors (51058396).

51258112 is an equidigital number, since it uses as much as digits as its factorization.

51258112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200243 (or 200229 counting only the distinct ones).

The product of its digits is 800, while the sum is 25.

The square root of 51258112 is about 7159.4770758764. The cubic root of 51258112 is about 371.4675389942.

The spelling of 51258112 in words is "fifty-one million, two hundred fifty-eight thousand, one hundred twelve".