51371356 has 12 divisors (see below), whose sum is σ = 90983592. Its totient is φ = 25376048.

The previous prime is 51371347. The next prime is 51371381. The reversal of 51371356 is 65317315.

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, 77035 + ... + 77698.

It is an arithmetic number, because the mean of its divisors is an integer number (7581966).

Almost surely, 2^51371356 is an apocalyptic number.

It is an amenable number.

51371356 is a deficient number, since it is larger than the sum of its proper divisors (39612236).

51371356 is a wasteful number, since it uses less digits than its factorization.

51371356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154820 (or 154818 counting only the distinct ones).

The product of its digits is 9450, while the sum is 31.

The square root of 51371356 is about 7167.3813907173. The cubic root of 51371356 is about 371.7408975406.

The spelling of 51371356 in words is "fifty-one million, three hundred seventy-one thousand, three hundred fifty-six".