51053131523 has 2 divisors, whose sum is σ = 51053131524. Its totient is φ = 51053131522.

The previous prime is 51053131483. The next prime is 51053131543. The reversal of 51053131523 is 32513135015.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51053131523 - 2⁸ = 51053131267 is a prime.

It is not a weakly prime, because it can be changed into another prime (51053131543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25526565761 + 25526565762.

It is an arithmetic number, because the mean of its divisors is an integer number (25526565762).

Almost surely, 2^51053131523 is an apocalyptic number.

51053131523 is a deficient number, since it is larger than the sum of its proper divisors (1).

51053131523 is an equidigital number, since it uses as much as digits as its factorization.

51053131523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6750, while the sum is 29.

Adding to 51053131523 its reverse (32513135015), we get a palindrome (83566266538).

The spelling of 51053131523 in words is "fifty-one billion, fifty-three million, one hundred thirty-one thousand, five hundred twenty-three".