111946394 has 32 divisors (see below), whose sum is σ = 209765376. Its totient is φ = 43695360.

The previous prime is 111946391. The next prime is 111946403. The reversal of 111946394 is 493649111.

111946394 = T₅₆₅₂ + T₅₆₅₃ + ... + T₅₆₅₈.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (111946391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209 + ... + 14964.

It is an arithmetic number, because the mean of its divisors is an integer number (6555168).

Almost surely, 2^111946394 is an apocalyptic number.

111946394 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

111946394 is a deficient number, since it is larger than the sum of its proper divisors (97818982).

111946394 is a wasteful number, since it uses less digits than its factorization.

111946394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15230.

The product of its digits is 23328, while the sum is 38.

The square root of 111946394 is about 10580.4722956964. The cubic root of 111946394 is about 481.9515369397.

The spelling of 111946394 in words is "one hundred eleven million, nine hundred forty-six thousand, three hundred ninety-four".