1137125805725 has 48 divisors (see below), whose sum is σ = 1746922356480. Its totient is φ = 714996288000.

The previous prime is 1137125805721. The next prime is 1137125805763. The reversal of 1137125805725 is 5275085217311.

It is not a de Polignac number, because 1137125805725 - 2² = 1137125805721 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 1137125805725.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1137125805721) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1311560 + ... + 1998609.

It is an arithmetic number, because the mean of its divisors is an integer number (36394215760).

Almost surely, 2^{1137125805725} is an apocalyptic number.

It is an amenable number.

1137125805725 is a deficient number, since it is larger than the sum of its proper divisors (609796550755).

1137125805725 is a wasteful number, since it uses less digits than its factorization.

1137125805725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3310350 (or 3310345 counting only the distinct ones).

The product of its (nonzero) digits is 588000, while the sum is 47.

The spelling of 1137125805725 in words is "one trillion, one hundred thirty-seven billion, one hundred twenty-five million, eight hundred five thousand, seven hundred twenty-five".