51464115 has 12 divisors (see below), whose sum is σ = 89204544. Its totient is φ = 27447504.

The previous prime is 51464099. The next prime is 51464131. The reversal of 51464115 is 51146415.

51464115 is a `hidden beast` number, since 5 + 1 + 4 + 641 + 15 = 666.

51464115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (51464099) and next prime (51464131).

It is not a de Polignac number, because 51464115 - 2⁴ = 51464099 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 571779 + ... + 571868.

It is an arithmetic number, because the mean of its divisors is an integer number (7433712).

Almost surely, 2^51464115 is an apocalyptic number.

51464115 is a deficient number, since it is larger than the sum of its proper divisors (37740429).

51464115 is a wasteful number, since it uses less digits than its factorization.

51464115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1143658 (or 1143655 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 51464115 is about 7173.8493850931. The cubic root of 51464115 is about 371.9645084072.

It can be divided in two parts, 5146 and 4115, that added together give a cube (9261 = 21³).

The spelling of 51464115 in words is "fifty-one million, four hundred sixty-four thousand, one hundred fifteen".