114813767921 has 2 divisors, whose sum is σ = 114813767922. Its totient is φ = 114813767920.

The previous prime is 114813767911. The next prime is 114813767927. The reversal of 114813767921 is 129767318411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64564269025 + 50249498896 = 254095^2 + 224164^2 .

It is an emirp because it is prime and its reverse (129767318411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 114813767921 - 2²⁶ = 114746659057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 114813767921.

It is not a weakly prime, because it can be changed into another prime (114813767927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57406883960 + 57406883961.

It is an arithmetic number, because the mean of its divisors is an integer number (57406883961).

Almost surely, 2^114813767921 is an apocalyptic number.

It is an amenable number.

114813767921 is a deficient number, since it is larger than the sum of its proper divisors (1).

114813767921 is an equidigital number, since it uses as much as digits as its factorization.

114813767921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 508032, while the sum is 50.

The spelling of 114813767921 in words is "one hundred fourteen billion, eight hundred thirteen million, seven hundred sixty-seven thousand, nine hundred twenty-one".