22697135947 has 2 divisors, whose sum is σ = 22697135948. Its totient is φ = 22697135946.

The previous prime is 22697135933. The next prime is 22697136037. The reversal of 22697135947 is 74953179622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22697135947 - 2⁷ = 22697135819 is a prime.

It is not a weakly prime, because it can be changed into another prime (22697835947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11348567973 + 11348567974.

It is an arithmetic number, because the mean of its divisors is an integer number (11348567974).

Almost surely, 2^22697135947 is an apocalyptic number.

22697135947 is a deficient number, since it is larger than the sum of its proper divisors (1).

22697135947 is an equidigital number, since it uses as much as digits as its factorization.

22697135947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5715360, while the sum is 55.

The spelling of 22697135947 in words is "twenty-two billion, six hundred ninety-seven million, one hundred thirty-five thousand, nine hundred forty-seven".