1137403120920 has 64 divisors (see below), whose sum is σ = 3722410218240. Its totient is φ = 275734089600.

The previous prime is 1137403120913. The next prime is 1137403120937. The reversal of 1137403120920 is 290213047311.

It is a super-2 number, since 2×1137403120920² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 430833196 + ... + 430835835.

It is an arithmetic number, because the mean of its divisors is an integer number (58162659660).

Almost surely, 2^{1137403120920} is an apocalyptic number.

1137403120920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1137403120920 is an abundant number, since it is smaller than the sum of its proper divisors (2585007097320).

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

1137403120920 is a wasteful number, since it uses less digits than its factorization.

1137403120920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 861669056 (or 861669052 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The spelling of 1137403120920 in words is "one trillion, one hundred thirty-seven billion, four hundred three million, one hundred twenty thousand, nine hundred twenty".