111364513 has 8 divisors (see below), whose sum is σ = 120090600. Its totient is φ = 102661248.

The previous prime is 111364511. The next prime is 111364523. The reversal of 111364513 is 315463111.

It can be written as a sum of positive squares in 4 ways, for example, as 4717584 + 106646929 = 2172^2 + 10327^2 .

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 111364513 - 2¹ = 111364511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111364511) 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, 5223 + ... + 15811.

It is an arithmetic number, because the mean of its divisors is an integer number (15011325).

Almost surely, 2^111364513 is an apocalyptic number.

111364513 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

111364513 is a deficient number, since it is larger than the sum of its proper divisors (8726087).

111364513 is a wasteful number, since it uses less digits than its factorization.

111364513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11411.

The product of its digits is 1080, while the sum is 25.

The square root of 111364513 is about 10552.9385954814. The cubic root of 111364513 is about 481.1150480546.

The spelling of 111364513 in words is "one hundred eleven million, three hundred sixty-four thousand, five hundred thirteen".