51301275 has 12 divisors (see below), whose sum is σ = 84818232. Its totient is φ = 27360640.

The previous prime is 51301219. The next prime is 51301309. The reversal of 51301275 is 57210315.

It is a de Polignac number, because none of the positive numbers 2^k-51301275 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 341934 + ... + 342083.

It is an arithmetic number, because the mean of its divisors is an integer number (7068186).

Almost surely, 2^51301275 is an apocalyptic number.

51301275 is a deficient number, since it is larger than the sum of its proper divisors (33516957).

51301275 is a wasteful number, since it uses less digits than its factorization.

51301275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684030 (or 684025 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 24.

The square root of 51301275 is about 7162.4908376905. The cubic root of 51301275 is about 371.5717771617.

The spelling of 51301275 in words is "fifty-one million, three hundred one thousand, two hundred seventy-five".