11422945 has 4 divisors (see below), whose sum is σ = 13707540. Its totient is φ = 9138352.

The previous prime is 11422937. The next prime is 11422951. The reversal of 11422945 is 54922411.

11422945 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54922411 = 41 ⋅1339571.

It can be written as a sum of positive squares in 2 ways, for example, as 8720209 + 2702736 = 2953^2 + 1644^2 .

It is a cyclic number.

It is not a de Polignac number, because 11422945 - 2³ = 11422937 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1142290 + ... + 1142299.

It is an arithmetic number, because the mean of its divisors is an integer number (3426885).

Almost surely, 2^11422945 is an apocalyptic number.

It is an amenable number.

11422945 is a deficient number, since it is larger than the sum of its proper divisors (2284595).

11422945 is an equidigital number, since it uses as much as digits as its factorization.

11422945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2284594.

The product of its digits is 2880, while the sum is 28.

The square root of 11422945 is about 3379.7847564601. The cubic root of 11422945 is about 225.2126056271.

The spelling of 11422945 in words is "eleven million, four hundred twenty-two thousand, nine hundred forty-five".