252134612263 has 4 divisors (see below), whose sum is σ = 252769712440. Its totient is φ = 251499512088.

The previous prime is 252134612251. The next prime is 252134612363. The reversal of 252134612263 is 362216431252.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-252134612263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252134612063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 317549493 + ... + 317550286.

It is an arithmetic number, because the mean of its divisors is an integer number (63192428110).

Almost surely, 2^252134612263 is an apocalyptic number.

252134612263 is a deficient number, since it is larger than the sum of its proper divisors (635100177).

252134612263 is an equidigital number, since it uses as much as digits as its factorization.

252134612263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635100176.

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

The spelling of 252134612263 in words is "two hundred fifty-two billion, one hundred thirty-four million, six hundred twelve thousand, two hundred sixty-three".