264095189 has 2 divisors, whose sum is σ = 264095190. Its totient is φ = 264095188.

The previous prime is 264095179. The next prime is 264095197. The reversal of 264095189 is 981590462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 139594225 + 124500964 = 11815^2 + 11158^2 .

It is a cyclic number.

It is not a de Polignac number, because 264095189 - 2⁸ = 264094933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264095149) 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, 132047594 + 132047595.

It is an arithmetic number, because the mean of its divisors is an integer number (132047595).

Almost surely, 2^264095189 is an apocalyptic number.

It is an amenable number.

264095189 is a deficient number, since it is larger than the sum of its proper divisors (1).

264095189 is an equidigital number, since it uses as much as digits as its factorization.

264095189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 44.

The square root of 264095189 is about 16251.0057842584. The cubic root of 264095189 is about 641.5839582458.

The spelling of 264095189 in words is "two hundred sixty-four million, ninety-five thousand, one hundred eighty-nine".