51523883 has 2 divisors, whose sum is σ = 51523884. Its totient is φ = 51523882.

The previous prime is 51523873. The next prime is 51523903. The reversal of 51523883 is 38832515.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51523883 - 2⁸ = 51523627 is a prime.

It is not a weakly prime, because it can be changed into another prime (51523853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25761941 + 25761942.

It is an arithmetic number, because the mean of its divisors is an integer number (25761942).

Almost surely, 2^51523883 is an apocalyptic number.

51523883 is a deficient number, since it is larger than the sum of its proper divisors (1).

51523883 is an equidigital number, since it uses as much as digits as its factorization.

51523883 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28800, while the sum is 35.

The square root of 51523883 is about 7178.0138617866. The cubic root of 51523883 is about 372.1084467226.

The spelling of 51523883 in words is "fifty-one million, five hundred twenty-three thousand, eight hundred eighty-three".