13911122 has 16 divisors (see below), whose sum is σ = 21384000. Its totient is φ = 6784752.

The previous prime is 13911119. The next prime is 13911127. The reversal of 13911122 is 22111931.

It is a junction number, because it is equal to n+sod(n) for n = 13911094 and 13911103.

It is not an unprimeable number, because it can be changed into a prime (13911127) 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, 27629 + ... + 28127.

It is an arithmetic number, because the mean of its divisors is an integer number (1336500).

Almost surely, 2^13911122 is an apocalyptic number.

13911122 is a deficient number, since it is larger than the sum of its proper divisors (7472878).

13911122 is a wasteful number, since it uses less digits than its factorization.

13911122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817.

The product of its digits is 108, while the sum is 20.

The square root of 13911122 is about 3729.7616545833. The cubic root of 13911122 is about 240.5031227848.

It can be divided in two parts, 1391112 and 2, that multiplied together give a square (2782224 = 1668²).

The spelling of 13911122 in words is "thirteen million, nine hundred eleven thousand, one hundred twenty-two".