13111422 has 16 divisors (see below), whose sum is σ = 27127440. Its totient is φ = 4219712.

The previous prime is 13111411. The next prime is 13111429. The reversal of 13111422 is 22411131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13111429) 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, 37503 + ... + 37850.

It is an arithmetic number, because the mean of its divisors is an integer number (1695465).

Almost surely, 2^13111422 is an apocalyptic number.

13111422 is an abundant number, since it is smaller than the sum of its proper divisors (14016018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13111422 is a wasteful number, since it uses less digits than its factorization.

13111422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75387.

The product of its digits is 48, while the sum is 15.

The square root of 13111422 is about 3620.9697596086. The cubic root of 13111422 is about 235.8033289196.

Adding to 13111422 its reverse (22411131), we get a palindrome (35522553).

The spelling of 13111422 in words is "thirteen million, one hundred eleven thousand, four hundred twenty-two".