111055946 has 4 divisors (see below), whose sum is σ = 166583922. Its totient is φ = 55527972.

The previous prime is 111055927. The next prime is 111055957. The reversal of 111055946 is 649550111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 649550111 = 7 ⋅92792873.

It can be written as a sum of positive squares in only one way, i.e., 107350321 + 3705625 = 10361^2 + 1925^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 27763985 + ... + 27763988.

Almost surely, 2^111055946 is an apocalyptic number.

111055946 is a deficient number, since it is larger than the sum of its proper divisors (55527976).

111055946 is an equidigital number, since it uses as much as digits as its factorization.

111055946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55527975.

The product of its (nonzero) digits is 5400, while the sum is 32.

The square root of 111055946 is about 10538.3084980465. The cubic root of 111055946 is about 480.6702817406.

The spelling of 111055946 in words is "one hundred eleven million, fifty-five thousand, nine hundred forty-six".