134253263 has 2 divisors, whose sum is σ = 134253264. Its totient is φ = 134253262.

The previous prime is 134253257. The next prime is 134253283. The reversal of 134253263 is 362352431.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134253263 is a prime.

It is a super-2 number, since 2×134253263² = 36047877252294338, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134253283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67126631 + 67126632.

It is an arithmetic number, because the mean of its divisors is an integer number (67126632).

Almost surely, 2^134253263 is an apocalyptic number.

134253263 is a deficient number, since it is larger than the sum of its proper divisors (1).

134253263 is an equidigital number, since it uses as much as digits as its factorization.

134253263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 29.

The square root of 134253263 is about 11586.7710342442. The cubic root of 134253263 is about 512.0451811020.

It can be divided in two parts, 1342 and 53263, that multiplied together give a triangular number (71478946 = T₁₁₉₅₆).

The spelling of 134253263 in words is "one hundred thirty-four million, two hundred fifty-three thousand, two hundred sixty-three".