1253315113 has 8 divisors (see below), whose sum is σ = 1281915648. Its totient is φ = 1224795264.

The previous prime is 1253315099. The next prime is 1253315137. The reversal of 1253315113 is 3115133521.

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

It is a cyclic number.

It is not a de Polignac number, because 1253315113 - 2¹³ = 1253306921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1253315813) 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, 11820 + ... + 51442.

It is an arithmetic number, because the mean of its divisors is an integer number (160239456).

Almost surely, 2^1253315113 is an apocalyptic number.

It is an amenable number.

1253315113 is a deficient number, since it is larger than the sum of its proper divisors (28600535).

1253315113 is an equidigital number, since it uses as much as digits as its factorization.

1253315113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40343.

The product of its digits is 1350, while the sum is 25.

The square root of 1253315113 is about 35402.1907937913. The cubic root of 1253315113 is about 1078.1687969919.

Adding to 1253315113 its reverse (3115133521), we get a palindrome (4368448634).

The spelling of 1253315113 in words is "one billion, two hundred fifty-three million, three hundred fifteen thousand, one hundred thirteen".