1313653225 has 12 divisors (see below), whose sum is σ = 1666813456. Its totient is φ = 1026481680.

The previous prime is 1313653213. The next prime is 1313653247. The reversal of 1313653225 is 5223563131.

1313653225 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1313653225 - 2⁷ = 1313653097 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 609927 + ... + 612076.

Almost surely, 2^1313653225 is an apocalyptic number.

It is an amenable number.

1313653225 is a deficient number, since it is larger than the sum of its proper divisors (353160231).

1313653225 is a wasteful number, since it uses less digits than its factorization.

1313653225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222056 (or 1222051 counting only the distinct ones).

The product of its digits is 16200, while the sum is 31.

The square root of 1313653225 is about 36244.3543879595. The cubic root of 1313653225 is about 1095.2003622709.

The spelling of 1313653225 in words is "one billion, three hundred thirteen million, six hundred fifty-three thousand, two hundred twenty-five".