1553036625 has 96 divisors (see below), whose sum is σ = 3340546560. Its totient is φ = 709884000.

The previous prime is 1553036609. The next prime is 1553036711. The reversal of 1553036625 is 5266303551.

It is not a de Polignac number, because 1553036625 - 2⁴ = 1553036609 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1553036625.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 160680 + ... + 170070.

It is an arithmetic number, because the mean of its divisors is an integer number (34797360).

Almost surely, 2^1553036625 is an apocalyptic number.

1553036625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1553036625 is an abundant number, since it is smaller than the sum of its proper divisors (1787509935).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1553036625 is an equidigital number, since it uses as much as digits as its factorization.

1553036625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9429 (or 9406 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 36.

The square root of 1553036625 is about 39408.5856762204. The cubic root of 1553036625 is about 1158.0497911421.

The spelling of 1553036625 in words is "one billion, five hundred fifty-three million, thirty-six thousand, six hundred twenty-five".