111738745 has 8 divisors (see below), whose sum is σ = 134293320. Its totient is φ = 89253120.

The previous prime is 111738703. The next prime is 111738751. The reversal of 111738745 is 547837111.

It can be written as a sum of positive squares in 4 ways, for example, as 26656569 + 85082176 = 5163^2 + 9224^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 111738745 - 2⁷ = 111738617 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13600 + ... + 20209.

It is an arithmetic number, because the mean of its divisors is an integer number (16786665).

Almost surely, 2^111738745 is an apocalyptic number.

It is an amenable number.

111738745 is a deficient number, since it is larger than the sum of its proper divisors (22554575).

111738745 is an equidigital number, since it uses as much as digits as its factorization.

111738745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34475.

The product of its digits is 23520, while the sum is 37.

The square root of 111738745 is about 10570.6548992955. The cubic root of 111738745 is about 481.6533623929.

The spelling of 111738745 in words is "one hundred eleven million, seven hundred thirty-eight thousand, seven hundred forty-five".