22365113 has 4 divisors (see below), whose sum is σ = 22528500. Its totient is φ = 22201728.

The previous prime is 22365107. The next prime is 22365127. The reversal of 22365113 is 31156322.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31156322 = 2 ⋅15578161.

It can be written as a sum of positive squares in 2 ways, for example, as 17405584 + 4959529 = 4172^2 + 2227^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22365113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22365103) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 81488 + ... + 81761.

It is an arithmetic number, because the mean of its divisors is an integer number (5632125).

Almost surely, 2^22365113 is an apocalyptic number.

It is an amenable number.

22365113 is a deficient number, since it is larger than the sum of its proper divisors (163387).

22365113 is a wasteful number, since it uses less digits than its factorization.

22365113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163386.

The product of its digits is 1080, while the sum is 23.

The square root of 22365113 is about 4729.1767782564. The cubic root of 22365113 is about 281.7455285328.

The spelling of 22365113 in words is "twenty-two million, three hundred sixty-five thousand, one hundred thirteen".