51134535 has 24 divisors (see below), whose sum is σ = 88926864. Its totient is φ = 27181440.

The previous prime is 51134527. The next prime is 51134537. The reversal of 51134535 is 53543115.

It is not a de Polignac number, because 51134535 - 2³ = 51134527 is a prime.

It is a super-2 number, since 2×51134535² = 5229481339332450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51134499 and 51134508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51134537) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13179 + ... + 16611.

It is an arithmetic number, because the mean of its divisors is an integer number (3705286).

Almost surely, 2^51134535 is an apocalyptic number.

51134535 is a deficient number, since it is larger than the sum of its proper divisors (37792329).

51134535 is a wasteful number, since it uses less digits than its factorization.

51134535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3775 (or 3772 counting only the distinct ones).

The product of its digits is 4500, while the sum is 27.

The square root of 51134535 is about 7150.8415588656. The cubic root of 51134535 is about 371.1687779327.

The spelling of 51134535 in words is "fifty-one million, one hundred thirty-four thousand, five hundred thirty-five".