1137271752 has 160 divisors (see below), whose sum is σ = 3402907200. Its totient is φ = 353808000.

The previous prime is 1137271691. The next prime is 1137271753. The reversal of 1137271752 is 2571727311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1137271753) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 873502 + ... + 874802.

It is an arithmetic number, because the mean of its divisors is an integer number (21268170).

Almost surely, 2^1137271752 is an apocalyptic number.

1137271752 is a gapful number since it is divisible by the number (12) 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 1137271752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1701453600).

1137271752 is an abundant number, since it is smaller than the sum of its proper divisors (2265635448).

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

1137271752 is a wasteful number, since it uses less digits than its factorization.

1137271752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1409 (or 1396 counting only the distinct ones).

The product of its digits is 20580, while the sum is 36.

The square root of 1137271752 is about 33723.4599648375. The cubic root of 1137271752 is about 1043.8099138662.

The spelling of 1137271752 in words is "one billion, one hundred thirty-seven million, two hundred seventy-one thousand, seven hundred fifty-two".