5123042113811 has 2 divisors, whose sum is σ = 5123042113812. Its totient is φ = 5123042113810.

The previous prime is 5123042113807. The next prime is 5123042113829. The reversal of 5123042113811 is 1183112403215.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5123042113811 - 2² = 5123042113807 is a prime.

It is not a weakly prime, because it can be changed into another prime (5123042113711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2561521056905 + 2561521056906.

It is an arithmetic number, because the mean of its divisors is an integer number (2561521056906).

Almost surely, 2^{5123042113811} is an apocalyptic number.

5123042113811 is a deficient number, since it is larger than the sum of its proper divisors (1).

5123042113811 is an equidigital number, since it uses as much as digits as its factorization.

5123042113811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 32.

The spelling of 5123042113811 in words is "five trillion, one hundred twenty-three billion, forty-two million, one hundred thirteen thousand, eight hundred eleven".