51140912 has 10 divisors (see below), whose sum is σ = 99085548. Its totient is φ = 25570448.

The previous prime is 51140863. The next prime is 51140927. The reversal of 51140912 is 21904115.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1598138 + ... + 1598169.

Almost surely, 2^51140912 is an apocalyptic number.

It is an amenable number.

51140912 is a deficient number, since it is larger than the sum of its proper divisors (47944636).

51140912 is a wasteful number, since it uses less digits than its factorization.

51140912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3196315 (or 3196309 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 51140912 is about 7151.2874365390. The cubic root of 51140912 is about 371.1842068068.

The spelling of 51140912 in words is "fifty-one million, one hundred forty thousand, nine hundred twelve".