1253479048 has 16 divisors (see below), whose sum is σ = 2426088960. Its totient is φ = 606522000.

The previous prime is 1253478973. The next prime is 1253479061. The reversal of 1253479048 is 8409743521.

It is a junction number, because it is equal to n+sod(n) for n = 1253478995 and 1253479013.

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, 2526928 + ... + 2527423.

It is an arithmetic number, because the mean of its divisors is an integer number (151630560).

Almost surely, 2^1253479048 is an apocalyptic number.

It is an amenable number.

1253479048 is a deficient number, since it is larger than the sum of its proper divisors (1172609912).

1253479048 is a wasteful number, since it uses less digits than its factorization.

1253479048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5054388 (or 5054384 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 1253479048 is about 35404.5060408982. The cubic root of 1253479048 is about 1078.2158034987.

The spelling of 1253479048 in words is "one billion, two hundred fifty-three million, four hundred seventy-nine thousand, forty-eight".