9122351131 has 2 divisors, whose sum is σ = 9122351132. Its totient is φ = 9122351130.

The previous prime is 9122351101. The next prime is 9122351137. The reversal of 9122351131 is 1311532219.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9122351131 - 2¹⁵ = 9122318363 is a prime.

It is a super-2 number, since 2×9122351131² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9122351131.

It is not a weakly prime, because it can be changed into another prime (9122351137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4561175565 + 4561175566.

It is an arithmetic number, because the mean of its divisors is an integer number (4561175566).

Almost surely, 2^9122351131 is an apocalyptic number.

9122351131 is a deficient number, since it is larger than the sum of its proper divisors (1).

9122351131 is an equidigital number, since it uses as much as digits as its factorization.

9122351131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1620, while the sum is 28.

The square root of 9122351131 is about 95511.0000523500. Note that the first 4 decimals coincide. The cubic root of 9122351131 is about 2089.4673773062.

The spelling of 9122351131 in words is "nine billion, one hundred twenty-two million, three hundred fifty-one thousand, one hundred thirty-one".