1138337552 has 20 divisors (see below), whose sum is σ = 2406032016. Its totient is φ = 517426080.

The previous prime is 1138337513. The next prime is 1138337573. The reversal of 1138337552 is 2557338311.

It is a super-3 number, since 3×1138337552³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3233738 + ... + 3234089.

Almost surely, 2^1138337552 is an apocalyptic number.

It is an amenable number.

1138337552 is an abundant number, since it is smaller than the sum of its proper divisors (1267694464).

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

1138337552 is a wasteful number, since it uses less digits than its factorization.

1138337552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6467846 (or 6467840 counting only the distinct ones).

The product of its digits is 75600, while the sum is 38.

The square root of 1138337552 is about 33739.2583202417. The cubic root of 1138337552 is about 1044.1358826475.

The spelling of 1138337552 in words is "one billion, one hundred thirty-eight million, three hundred thirty-seven thousand, five hundred fifty-two".