111011413 has 4 divisors (see below), whose sum is σ = 111676320. Its totient is φ = 110346508.

The previous prime is 111011389. The next prime is 111011431. The reversal of 111011413 is 314110111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111011413 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111011393 and 111011402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111011473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 332203 + ... + 332536.

It is an arithmetic number, because the mean of its divisors is an integer number (27919080).

Almost surely, 2^111011413 is an apocalyptic number.

It is an amenable number.

111011413 is a deficient number, since it is larger than the sum of its proper divisors (664907).

111011413 is an equidigital number, since it uses as much as digits as its factorization.

111011413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664906.

The product of its (nonzero) digits is 12, while the sum is 13.

The square root of 111011413 is about 10536.1953759410. The cubic root of 111011413 is about 480.6060241831.

Adding to 111011413 its reverse (314110111), we get a palindrome (425121524).

The spelling of 111011413 in words is "one hundred eleven million, eleven thousand, four hundred thirteen".