1137500000 has 216 divisors, whose sum is σ = 3445310736. Its totient is φ = 360000000.

The previous prime is 1137499933. The next prime is 1137500041. The reversal of 1137500000 is 57311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 87499994 + ... + 87500006.

Almost surely, 2^1137500000 is an apocalyptic number.

1137500000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1137500000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1722655368).

1137500000 is an abundant number, since it is smaller than the sum of its proper divisors (2307810736).

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

1137500000 is an frugal number, since it uses more digits than its factorization.

1137500000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70 (or 27 counting only the distinct ones).

The product of its (nonzero) digits is 105, while the sum is 17.

The square root of 1137500000 is about 33726.8439080801. The cubic root of 1137500000 is about 1043.8797393317.

Adding to 1137500000 its reverse (57311), we get a palindrome (1137557311).

The spelling of 1137500000 in words is "one billion, one hundred thirty-seven million, five hundred thousand".