264107399 has 2 divisors, whose sum is σ = 264107400. Its totient is φ = 264107398.

The previous prime is 264107387. The next prime is 264107401. The reversal of 264107399 is 993701462.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 264107399 - 2⁸ = 264107143 is a prime.

Together with 264107401, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264107299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132053699 + 132053700.

It is an arithmetic number, because the mean of its divisors is an integer number (132053700).

Almost surely, 2^264107399 is an apocalyptic number.

264107399 is a deficient number, since it is larger than the sum of its proper divisors (1).

264107399 is an equidigital number, since it uses as much as digits as its factorization.

264107399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 264107399 is about 16251.3814489723. The cubic root of 264107399 is about 641.5938456143.

The spelling of 264107399 in words is "two hundred sixty-four million, one hundred seven thousand, three hundred ninety-nine".