922696091389 has 2 divisors, whose sum is σ = 922696091390. Its totient is φ = 922696091388.

The previous prime is 922696091353. The next prime is 922696091393. The reversal of 922696091389 is 983190696229.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 830179744164 + 92516347225 = 911142^2 + 304165^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-922696091389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 922696091389.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (922696091089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 461348045694 + 461348045695.

It is an arithmetic number, because the mean of its divisors is an integer number (461348045695).

Almost surely, 2^922696091389 is an apocalyptic number.

It is an amenable number.

922696091389 is a deficient number, since it is larger than the sum of its proper divisors (1).

922696091389 is an equidigital number, since it uses as much as digits as its factorization.

922696091389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22674816, while the sum is 64.

The spelling of 922696091389 in words is "nine hundred twenty-two billion, six hundred ninety-six million, ninety-one thousand, three hundred eighty-nine".