1137731196 has 72 divisors (see below), whose sum is σ = 3100038480. Its totient is φ = 323812608.

The previous prime is 1137731183. The next prime is 1137731197. The reversal of 1137731196 is 6911377311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1137731197) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 154576 + ... + 161768.

It is an arithmetic number, because the mean of its divisors is an integer number (43056090).

Almost surely, 2^1137731196 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1137731196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1550019240).

1137731196 is an abundant number, since it is smaller than the sum of its proper divisors (1962307284).

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

1137731196 is a wasteful number, since it uses less digits than its factorization.

1137731196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7483 (or 7474 counting only the distinct ones).

The product of its digits is 23814, while the sum is 39.

The square root of 1137731196 is about 33730.2712114801. The cubic root of 1137731196 is about 1043.9504571255.

The spelling of 1137731196 in words is "one billion, one hundred thirty-seven million, seven hundred thirty-one thousand, one hundred ninety-six".