134252263 has 2 divisors, whose sum is σ = 134252264. Its totient is φ = 134252262.

The previous prime is 134252221. The next prime is 134252303. The reversal of 134252263 is 362252431.

It is a strong prime.

It is an emirp because it is prime and its reverse (362252431) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134252263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134253263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67126131 + 67126132.

It is an arithmetic number, because the mean of its divisors is an integer number (67126132).

Almost surely, 2^134252263 is an apocalyptic number.

134252263 is a deficient number, since it is larger than the sum of its proper divisors (1).

134252263 is an equidigital number, since it uses as much as digits as its factorization.

134252263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 28.

The square root of 134252263 is about 11586.7278815030. The cubic root of 134252263 is about 512.0439097575.

The spelling of 134252263 in words is "one hundred thirty-four million, two hundred fifty-two thousand, two hundred sixty-three".