264340159 has 2 divisors, whose sum is σ = 264340160. Its totient is φ = 264340158.

The previous prime is 264340117. The next prime is 264340169. The reversal of 264340159 is 951043462.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 264340159 - 2⁷ = 264340031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264340169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132170079 + 132170080.

It is an arithmetic number, because the mean of its divisors is an integer number (132170080).

Almost surely, 2^264340159 is an apocalyptic number.

264340159 is a deficient number, since it is larger than the sum of its proper divisors (1).

264340159 is an equidigital number, since it uses as much as digits as its factorization.

264340159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 264340159 is about 16258.5411092140. The cubic root of 264340159 is about 641.7822708974.

The spelling of 264340159 in words is "two hundred sixty-four million, three hundred forty thousand, one hundred fifty-nine".