268634053 has 2 divisors, whose sum is σ = 268634054. Its totient is φ = 268634052.

The previous prime is 268634039. The next prime is 268634077. The reversal of 268634053 is 350436862.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 183385764 + 85248289 = 13542^2 + 9233^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-268634053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (268634753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134317026 + 134317027.

It is an arithmetic number, because the mean of its divisors is an integer number (134317027).

Almost surely, 2^268634053 is an apocalyptic number.

It is an amenable number.

268634053 is a deficient number, since it is larger than the sum of its proper divisors (1).

268634053 is an equidigital number, since it uses as much as digits as its factorization.

268634053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 268634053 is about 16390.0595789033. The cubic root of 268634053 is about 645.2386217230.

The spelling of 268634053 in words is "two hundred sixty-eight million, six hundred thirty-four thousand, fifty-three".