1137798288 has 240 divisors, whose sum is σ = 3598912512. Its totient is φ = 332640000.

The previous prime is 1137798281. The next prime is 1137798317. The reversal of 1137798288 is 8828977311.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1137798281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7535013 + ... + 7535163.

Almost surely, 2^1137798288 is an apocalyptic number.

1137798288 is a gapful number since it is divisible by the number (18) 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 1137798288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1799456256).

1137798288 is an abundant number, since it is smaller than the sum of its proper divisors (2461114224).

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

1137798288 is a wasteful number, since it uses less digits than its factorization.

1137798288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314 (or 305 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 54.

The square root of 1137798288 is about 33731.2657337373. The cubic root of 1137798288 is about 1043.9709773057.

The spelling of 1137798288 in words is "one billion, one hundred thirty-seven million, seven hundred ninety-eight thousand, two hundred eighty-eight".