252134503106 has 4 divisors (see below), whose sum is σ = 378201754662. Its totient is φ = 126067251552.

The previous prime is 252134503087. The next prime is 252134503151. The reversal of 252134503106 is 601305431252.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 247746103081 + 4388400025 = 497741^2 + 66245^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63033625775 + ... + 63033625778.

Almost surely, 2^252134503106 is an apocalyptic number.

252134503106 is a deficient number, since it is larger than the sum of its proper divisors (126067251556).

252134503106 is a wasteful number, since it uses less digits than its factorization.

252134503106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126067251555.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 252134503106 its reverse (601305431252), we get a palindrome (853439934358).

The spelling of 252134503106 in words is "two hundred fifty-two billion, one hundred thirty-four million, five hundred three thousand, one hundred six".