11516442 has 16 divisors (see below), whose sum is σ = 26323392. Its totient is φ = 3290400.

The previous prime is 11516441. The next prime is 11516443. The reversal of 11516442 is 24461511.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11516441) and next prime (11516443).

It is not an unprimeable number, because it can be changed into a prime (11516441) 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, 137059 + ... + 137142.

It is an arithmetic number, because the mean of its divisors is an integer number (1645212).

Almost surely, 2^11516442 is an apocalyptic number.

11516442 is an abundant number, since it is smaller than the sum of its proper divisors (14806950).

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

11516442 is a wasteful number, since it uses less digits than its factorization.

11516442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274213.

The product of its digits is 960, while the sum is 24.

The square root of 11516442 is about 3393.5883663167. The cubic root of 11516442 is about 225.8253931054.

Adding to 11516442 its reverse (24461511), we get a palindrome (35977953).

The spelling of 11516442 in words is "eleven million, five hundred sixteen thousand, four hundred forty-two".