1438317112 has 16 divisors (see below), whose sum is σ = 2722050360. Its totient is φ = 712437024.

The previous prime is 1438317103. The next prime is 1438317131. The reversal of 1438317112 is 2117138341.

It is a super-2 number, since 2×1438317112² = 4137512229344041088, which contains 22 as substring.

It is a congruent number.

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, 839283 + ... + 840994.

Almost surely, 2^1438317112 is an apocalyptic number.

It is an amenable number.

1438317112 is a deficient number, since it is larger than the sum of its proper divisors (1283733248).

1438317112 is a wasteful number, since it uses less digits than its factorization.

1438317112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1680390 (or 1680386 counting only the distinct ones).

The product of its digits is 4032, while the sum is 31.

The square root of 1438317112 is about 37925.1514433364. The cubic root of 1438317112 is about 1128.8031581108.

The spelling of 1438317112 in words is "one billion, four hundred thirty-eight million, three hundred seventeen thousand, one hundred twelve".