249253113 has 8 divisors (see below), whose sum is σ = 343058176. Its totient is φ = 160808400.

The previous prime is 249253091. The next prime is 249253129. The reversal of 249253113 is 311352942.

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

It is not a de Polignac number, because 249253113 - 2¹² = 249249017 is a prime.

It is a super-2 number, since 2×249253113² = 124254228680381538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (249253013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1339978 + ... + 1340163.

It is an arithmetic number, because the mean of its divisors is an integer number (42882272).

Almost surely, 2^249253113 is an apocalyptic number.

It is an amenable number.

249253113 is a deficient number, since it is larger than the sum of its proper divisors (93805063).

249253113 is a wasteful number, since it uses less digits than its factorization.

249253113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2680175.

The product of its digits is 6480, while the sum is 30.

The square root of 249253113 is about 15787.7519932383. The cubic root of 249253113 is about 629.3325533978.

The spelling of 249253113 in words is "two hundred forty-nine million, two hundred fifty-three thousand, one hundred thirteen".