253116430 has 16 divisors (see below), whose sum is σ = 520696800. Its totient is φ = 86782752.

The previous prime is 253116427. The next prime is 253116433. The reversal of 253116430 is 34611352.

It is an interprime number because it is at equal distance from previous prime (253116427) and next prime (253116433).

It is a junction number, because it is equal to n+sod(n) for n = 253116395 and 253116404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253116433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1807905 + ... + 1808044.

It is an arithmetic number, because the mean of its divisors is an integer number (32543550).

Almost surely, 2^253116430 is an apocalyptic number.

253116430 is an abundant number, since it is smaller than the sum of its proper divisors (267580370).

253116430 is a wasteful number, since it uses less digits than its factorization.

253116430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3615963.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 253116430 is about 15909.6332453014. The cubic root of 253116430 is about 632.5673599151.

Adding to 253116430 its reverse (34611352), we get a palindrome (287727782).

The spelling of 253116430 in words is "two hundred fifty-three million, one hundred sixteen thousand, four hundred thirty".