264091319 has 2 divisors, whose sum is σ = 264091320. Its totient is φ = 264091318.

The previous prime is 264091231. The next prime is 264091343. The reversal of 264091319 is 913190462.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 264091319 - 2²⁴ = 247314103 is a prime.

It is a super-2 number, since 2×264091319² = 139488449542319522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264091519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132045659 + 132045660.

It is an arithmetic number, because the mean of its divisors is an integer number (132045660).

Almost surely, 2^264091319 is an apocalyptic number.

264091319 is a deficient number, since it is larger than the sum of its proper divisors (1).

264091319 is an equidigital number, since it uses as much as digits as its factorization.

264091319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 264091319 is about 16250.8867142689. The cubic root of 264091319 is about 641.5808243479.

The spelling of 264091319 in words is "two hundred sixty-four million, ninety-one thousand, three hundred nineteen".