1253552404 has 12 divisors (see below), whose sum is σ = 2362464244. Its totient is φ = 578562624.

The previous prime is 1253552393. The next prime is 1253552407. The reversal of 1253552404 is 4042553521.

It can be written as a sum of positive squares in 2 ways, for example, as 542796804 + 710755600 = 23298^2 + 26660^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253552407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12053337 + ... + 12053440.

Almost surely, 2^1253552404 is an apocalyptic number.

It is an amenable number.

1253552404 is a deficient number, since it is larger than the sum of its proper divisors (1108911840).

1253552404 is a wasteful number, since it uses less digits than its factorization.

1253552404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24106794 (or 24106792 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 1253552404 is about 35405.5419955690. The cubic root of 1253552404 is about 1078.2368361746.

The spelling of 1253552404 in words is "one billion, two hundred fifty-three million, five hundred fifty-two thousand, four hundred four".