11445542 has 4 divisors (see below), whose sum is σ = 17168316. Its totient is φ = 5722770.

The previous prime is 11445529. The next prime is 11445557. The reversal of 11445542 is 24554411.

11445542 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.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2861384 + ... + 2861387.

It is an arithmetic number, because the mean of its divisors is an integer number (4292079).

Almost surely, 2^11445542 is an apocalyptic number.

11445542 is a deficient number, since it is larger than the sum of its proper divisors (5722774).

11445542 is an equidigital number, since it uses as much as digits as its factorization.

11445542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5722773.

The product of its digits is 3200, while the sum is 26.

The square root of 11445542 is about 3383.1260691851. The cubic root of 11445542 is about 225.3610138569.

Adding to 11445542 its reverse (24554411), we get a palindrome (35999953).

The spelling of 11445542 in words is "eleven million, four hundred forty-five thousand, five hundred forty-two".