111394690 has 16 divisors (see below), whose sum is σ = 218738880. Its totient is φ = 40507120.

The previous prime is 111394667. The next prime is 111394691. The reversal of 111394690 is 96493111.

It is a happy number.

It is a super-2 number, since 2×111394690² = 24817553920392200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111394691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 506230 + ... + 506449.

It is an arithmetic number, because the mean of its divisors is an integer number (13671180).

Almost surely, 2^111394690 is an apocalyptic number.

111394690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111394690 is a deficient number, since it is larger than the sum of its proper divisors (107344190).

111394690 is a wasteful number, since it uses less digits than its factorization.

111394690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012697.

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 111394690 is about 10554.3682899546. The cubic root of 111394690 is about 481.1585008482.

The spelling of 111394690 in words is "one hundred eleven million, three hundred ninety-four thousand, six hundred ninety".