38182113 has 12 divisors (see below), whose sum is σ = 56643028. Its totient is φ = 24766560.

The previous prime is 38182103. The next prime is 38182117. The reversal of 38182113 is 31128183.

It can be written as a sum of positive squares in 2 ways, for example, as 25735329 + 12446784 = 5073^2 + 3528^2 .

It is not a de Polignac number, because 38182113 - 2¹⁸ = 37919969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38182117) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56998 + ... + 57663.

Almost surely, 2^38182113 is an apocalyptic number.

It is an amenable number.

38182113 is a deficient number, since it is larger than the sum of its proper divisors (18460915).

38182113 is a wasteful number, since it uses less digits than its factorization.

38182113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114704 (or 114701 counting only the distinct ones).

The product of its digits is 1152, while the sum is 27.

The square root of 38182113 is about 6179.1676623960. The cubic root of 38182113 is about 336.7337546706.

The spelling of 38182113 in words is "thirty-eight million, one hundred eighty-two thousand, one hundred thirteen".