90930969319 has 2 divisors, whose sum is σ = 90930969320. Its totient is φ = 90930969318.

The previous prime is 90930969307. The next prime is 90930969377. The reversal of 90930969319 is 91396903909.

It is an a-pointer prime, because the next prime (90930969377) can be obtained adding 90930969319 to its sum of digits (58).

It is a weak prime.

It is an emirp because it is prime and its reverse (91396903909) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 90930969319 - 2⁵ = 90930969287 is a prime.

It is a super-2 number, since 2×90930969319² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90930969719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45465484659 + 45465484660.

It is an arithmetic number, because the mean of its divisors is an integer number (45465484660).

Almost surely, 2^90930969319 is an apocalyptic number.

90930969319 is a deficient number, since it is larger than the sum of its proper divisors (1).

90930969319 is an equidigital number, since it uses as much as digits as its factorization.

90930969319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3188646, while the sum is 58.

The spelling of 90930969319 in words is "ninety billion, nine hundred thirty million, nine hundred sixty-nine thousand, three hundred nineteen".