11045442 has 16 divisors (see below), whose sum is σ = 22124160. Its totient is φ = 3676272.

The previous prime is 11045431. The next prime is 11045443. The reversal of 11045442 is 24454011.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11045443) 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, 5784 + ... + 7452.

It is an arithmetic number, because the mean of its divisors is an integer number (1382760).

Almost surely, 2^11045442 is an apocalyptic number.

11045442 is an abundant number, since it is smaller than the sum of its proper divisors (11078718).

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

11045442 is a wasteful number, since it uses less digits than its factorization.

11045442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2777.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 11045442 is about 3323.4683690386. The cubic root of 11045442 is about 222.7038371061.

Adding to 11045442 its reverse (24454011), we get a palindrome (35499453).

The spelling of 11045442 in words is "eleven million, forty-five thousand, four hundred forty-two".