1111916 has 12 divisors (see below), whose sum is σ = 2095632. Its totient is φ = 513168.

The previous prime is 1111897. The next prime is 1111921. The reversal of 1111916 is 6191111.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10640 + ... + 10743.

It is an arithmetic number, because the mean of its divisors is an integer number (174636).

2^1111916 is an apocalyptic number.

It is an amenable number.

1111916 is a deficient number, since it is larger than the sum of its proper divisors (983716).

1111916 is a wasteful number, since it uses less digits than its factorization.

1111916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21400 (or 21398 counting only the distinct ones).

The product of its digits is 54, while the sum is 20.

The square root of 1111916 is about 1054.4742765947. The cubic root of 1111916 is about 103.5994205977.

The spelling of 1111916 in words is "one million, one hundred eleven thousand, nine hundred sixteen".