1337187852 has 720 divisors, whose sum is σ = 5190958080. Its totient is φ = 293932800.

The previous prime is 1337187847. The next prime is 1337187877. The reversal of 1337187852 is 2587817331.

It is a junction number, because it is equal to n+sod(n) for n = 1337187798 and 1337187807.

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 43135077 + ... + 43135107.

It is an arithmetic number, because the mean of its divisors is an integer number (7209664).

Almost surely, 2^1337187852 is an apocalyptic number.

1337187852 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 1337187852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2595479040).

1337187852 is an abundant number, since it is smaller than the sum of its proper divisors (3853770228).

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

1337187852 is a wasteful number, since it uses less digits than its factorization.

1337187852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104 (or 86 counting only the distinct ones).

The product of its digits is 282240, while the sum is 45.

The square root of 1337187852 is about 36567.5792471966. The cubic root of 1337187852 is about 1101.7020075843.

The spelling of 1337187852 in words is "one billion, three hundred thirty-seven million, one hundred eighty-seven thousand, eight hundred fifty-two".