51103054523 has 2 divisors, whose sum is σ = 51103054524. Its totient is φ = 51103054522.

The previous prime is 51103054507. The next prime is 51103054529. The reversal of 51103054523 is 32545030115.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51103054523 - 2⁴ = 51103054507 is a prime.

It is a super-2 number, since 2×51103054523² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (51103054529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25551527261 + 25551527262.

It is an arithmetic number, because the mean of its divisors is an integer number (25551527262).

Almost surely, 2^51103054523 is an apocalyptic number.

51103054523 is a deficient number, since it is larger than the sum of its proper divisors (1).

51103054523 is an equidigital number, since it uses as much as digits as its factorization.

51103054523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9000, while the sum is 29.

Adding to 51103054523 its reverse (32545030115), we get a palindrome (83648084638).

The spelling of 51103054523 in words is "fifty-one billion, one hundred three million, fifty-four thousand, five hundred twenty-three".