253113634 has 8 divisors (see below), whose sum is σ = 380673360. Its totient is φ = 126222516.

The previous prime is 253113607. The next prime is 253113647. The reversal of 253113634 is 436311352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166204 + ... + 167719.

It is an arithmetic number, because the mean of its divisors is an integer number (47584170).

Almost surely, 2^253113634 is an apocalyptic number.

253113634 is a deficient number, since it is larger than the sum of its proper divisors (127559726).

253113634 is a wasteful number, since it uses less digits than its factorization.

253113634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334304.

The product of its digits is 6480, while the sum is 28.

The square root of 253113634 is about 15909.5453737685. The cubic root of 253113634 is about 632.5650307302.

Adding to 253113634 its reverse (436311352), we get a palindrome (689424986).

The spelling of 253113634 in words is "two hundred fifty-three million, one hundred thirteen thousand, six hundred thirty-four".