252099134 has 16 divisors (see below), whose sum is σ = 433382400. Its totient is φ = 107739384.

The previous prime is 252099121. The next prime is 252099173. The reversal of 252099134 is 431990252.

252099134 = T₇₁ + T₇₂ + ... + T₁₁₄₇.

It is a junction number, because it is equal to n+sod(n) for n = 252099094 and 252099103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20054 + ... + 30105.

It is an arithmetic number, because the mean of its divisors is an integer number (27086400).

Almost surely, 2^252099134 is an apocalyptic number.

252099134 is a deficient number, since it is larger than the sum of its proper divisors (181283266).

252099134 is a wasteful number, since it uses less digits than its factorization.

252099134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50527.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 252099134 is about 15877.6299868715. The cubic root of 252099134 is about 631.7187750965.

It can be divided in two parts, 25209 and 9134, that added together give a palindrome (34343).

The spelling of 252099134 in words is "two hundred fifty-two million, ninety-nine thousand, one hundred thirty-four".