56124130511 has 2 divisors, whose sum is σ = 56124130512. Its totient is φ = 56124130510.

The previous prime is 56124130507. The next prime is 56124130519. The reversal of 56124130511 is 11503142165.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56124130511 - 2² = 56124130507 is a prime.

It is a super-2 number, since 2×56124130511² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56124130519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28062065255 + 28062065256.

It is an arithmetic number, because the mean of its divisors is an integer number (28062065256).

Almost surely, 2^56124130511 is an apocalyptic number.

56124130511 is a deficient number, since it is larger than the sum of its proper divisors (1).

56124130511 is an equidigital number, since it uses as much as digits as its factorization.

56124130511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 29.

Adding to 56124130511 its reverse (11503142165), we get a palindrome (67627272676).

The spelling of 56124130511 in words is "fifty-six billion, one hundred twenty-four million, one hundred thirty thousand, five hundred eleven".