1133400991625 has 64 divisors (see below), whose sum is σ = 1683132272640. Its totient is φ = 745801920000.

The previous prime is 1133400991603. The next prime is 1133400991631. The reversal of 1133400991625 is 5261990043311.

It is not a de Polignac number, because 1133400991625 - 2²⁴ = 1133384214409 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1929416 + ... + 2447334.

It is an arithmetic number, because the mean of its divisors is an integer number (26298941760).

Almost surely, 2^{1133400991625} is an apocalyptic number.

It is an amenable number.

1133400991625 is a deficient number, since it is larger than the sum of its proper divisors (549731281015).

1133400991625 is an equidigital number, since it uses as much as digits as its factorization.

1133400991625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518043 (or 518033 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 44.

The spelling of 1133400991625 in words is "one trillion, one hundred thirty-three billion, four hundred million, nine hundred ninety-one thousand, six hundred twenty-five".