1111913 has 8 divisors (see below), whose sum is σ = 1220736. Its totient is φ = 1004400.

The previous prime is 1111897. The next prime is 1111921. The reversal of 1111913 is 3191111.

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

It is a cyclic number.

It is not a de Polignac number, because 1111913 - 2⁴ = 1111897 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1111891 and 1111900.

It is not an unprimeable number, because it can be changed into a prime (1111933) 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, 2795 + ... + 3167.

It is an arithmetic number, because the mean of its divisors is an integer number (152592).

2^1111913 is an apocalyptic number.

It is an amenable number.

1111913 is a deficient number, since it is larger than the sum of its proper divisors (108823).

1111913 is a wasteful number, since it uses less digits than its factorization.

1111913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655.

The product of its digits is 27, while the sum is 17.

The square root of 1111913 is about 1054.4728540840. The cubic root of 1111913 is about 103.5993274257.

The spelling of 1111913 in words is "one million, one hundred eleven thousand, nine hundred thirteen".