253367399 has 2 divisors, whose sum is σ = 253367400. Its totient is φ = 253367398.

The previous prime is 253367351. The next prime is 253367419. The reversal of 253367399 is 993763352.

253367399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 253367399 - 2²⁰ = 252318823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253367329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126683699 + 126683700.

It is an arithmetic number, because the mean of its divisors is an integer number (126683700).

Almost surely, 2^253367399 is an apocalyptic number.

253367399 is a deficient number, since it is larger than the sum of its proper divisors (1).

253367399 is an equidigital number, since it uses as much as digits as its factorization.

253367399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 918540, while the sum is 47.

The square root of 253367399 is about 15917.5186194331. The cubic root of 253367399 is about 632.7763577497.

The spelling of 253367399 in words is "two hundred fifty-three million, three hundred sixty-seven thousand, three hundred ninety-nine".