51033053 has 4 divisors (see below), whose sum is σ = 51898080. Its totient is φ = 50168028.

The previous prime is 51033043. The next prime is 51033061. The reversal of 51033053 is 35033015.

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 a de Polignac number, because none of the positive numbers 2^k-51033053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51033043) 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, 432425 + ... + 432542.

It is an arithmetic number, because the mean of its divisors is an integer number (12974520).

Almost surely, 2^51033053 is an apocalyptic number.

It is an amenable number.

51033053 is a deficient number, since it is larger than the sum of its proper divisors (865027).

51033053 is an equidigital number, since it uses as much as digits as its factorization.

51033053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 865026.

The product of its (nonzero) digits is 675, while the sum is 20.

The square root of 51033053 is about 7143.7422265924. The cubic root of 51033053 is about 370.9230738276.

Adding to 51033053 its reverse (35033015), we get a palindrome (86066068).

The spelling of 51033053 in words is "fifty-one million, thirty-three thousand, fifty-three".