38748111 has 4 divisors (see below), whose sum is σ = 51664152. Its totient is φ = 25832072.

The previous prime is 38748107. The next prime is 38748131. The reversal of 38748111 is 11184783.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 38748111 - 2² = 38748107 is a prime.

It is a super-2 number, since 2×38748111² = 3002832212136642, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38748131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6458016 + ... + 6458021.

It is an arithmetic number, because the mean of its divisors is an integer number (12916038).

Almost surely, 2^38748111 is an apocalyptic number.

38748111 is a deficient number, since it is larger than the sum of its proper divisors (12916041).

38748111 is a wasteful number, since it uses less digits than its factorization.

38748111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12916040.

The product of its digits is 5376, while the sum is 33.

The square root of 38748111 is about 6224.7980690140. The cubic root of 38748111 is about 338.3894737796.

The spelling of 38748111 in words is "thirty-eight million, seven hundred forty-eight thousand, one hundred eleven".