51134633 has 4 divisors (see below), whose sum is σ = 55783248. Its totient is φ = 46486020.

The previous prime is 51134599. The next prime is 51134641. The reversal of 51134633 is 33643115.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 51134633 - 2¹⁰ = 51133609 is a prime.

It is a super-2 number, since 2×51134633² = 5229501384089378, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51134693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2324291 + ... + 2324312.

It is an arithmetic number, because the mean of its divisors is an integer number (13945812).

Almost surely, 2^51134633 is an apocalyptic number.

It is an amenable number.

51134633 is a deficient number, since it is larger than the sum of its proper divisors (4648615).

51134633 is a wasteful number, since it uses less digits than its factorization.

51134633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4648614.

The product of its digits is 3240, while the sum is 26.

The square root of 51134633 is about 7150.8484112027. The cubic root of 51134633 is about 371.1690150491.

Adding to 51134633 its reverse (33643115), we get a palindrome (84777748).

The spelling of 51134633 in words is "fifty-one million, one hundred thirty-four thousand, six hundred thirty-three".