51114165 has 16 divisors (see below), whose sum is σ = 85339008. Its totient is φ = 26075456.

The previous prime is 51114163. The next prime is 51114169. The reversal of 51114165 is 56141115.

It is a cyclic number.

It is not a de Polignac number, because 51114165 - 2¹ = 51114163 is a prime.

It is a super-2 number, since 2×51114165² = 5225315727294450, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51114163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73734 + ... + 74423.

It is an arithmetic number, because the mean of its divisors is an integer number (5333688).

Almost surely, 2^51114165 is an apocalyptic number.

It is an amenable number.

51114165 is a deficient number, since it is larger than the sum of its proper divisors (34224843).

51114165 is a wasteful number, since it uses less digits than its factorization.

51114165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148188.

The product of its digits is 600, while the sum is 24.

The square root of 51114165 is about 7149.4171091076. The cubic root of 51114165 is about 371.1194850090.

The spelling of 51114165 in words is "fifty-one million, one hundred fourteen thousand, one hundred sixty-five".