51233023 has 2 divisors, whose sum is σ = 51233024. Its totient is φ = 51233022.

The previous prime is 51233011. The next prime is 51233041. The reversal of 51233023 is 32033215.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51233023 - 2²¹ = 49135871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51233423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25616511 + 25616512.

It is an arithmetic number, because the mean of its divisors is an integer number (25616512).

Almost surely, 2^51233023 is an apocalyptic number.

51233023 is a deficient number, since it is larger than the sum of its proper divisors (1).

51233023 is an equidigital number, since it uses as much as digits as its factorization.

51233023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 51233023 is about 7157.7247083134. The cubic root of 51233023 is about 371.4069224421.

Adding to 51233023 its reverse (32033215), we get a palindrome (83266238).

The spelling of 51233023 in words is "fifty-one million, two hundred thirty-three thousand, twenty-three".