1253198404 has 12 divisors (see below), whose sum is σ = 2193382800. Its totient is φ = 626517608.

The previous prime is 1253198381. The next prime is 1253198437. The reversal of 1253198404 is 4048913521.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25767 + ... + 56305.

It is an arithmetic number, because the mean of its divisors is an integer number (182781900).

Almost surely, 2^1253198404 is an apocalyptic number.

It is an amenable number.

1253198404 is a deficient number, since it is larger than the sum of its proper divisors (940184396).

1253198404 is a wasteful number, since it uses less digits than its factorization.

1253198404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40802 (or 40800 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 1253198404 is about 35400.5424252228. The cubic root of 1253198404 is about 1078.1353295085.

The spelling of 1253198404 in words is "one billion, two hundred fifty-three million, one hundred ninety-eight thousand, four hundred four".