11310642 has 24 divisors (see below), whose sum is σ = 28007616. Its totient is φ = 3231576.

The previous prime is 11310623. The next prime is 11310647. The reversal of 11310642 is 24601311.

It is a happy number.

11310642 is a `hidden beast` number, since 1 + 13 + 10 + 642 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11310647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44758 + ... + 45009.

It is an arithmetic number, because the mean of its divisors is an integer number (1166984).

Almost surely, 2^11310642 is an apocalyptic number.

11310642 is an abundant number, since it is smaller than the sum of its proper divisors (16696974).

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

11310642 is a wasteful number, since it uses less digits than its factorization.

11310642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89782 (or 89779 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 11310642 is about 3363.1297923214. The cubic root of 11310642 is about 224.4721254803.

Adding to 11310642 its reverse (24601311), we get a palindrome (35911953).

The spelling of 11310642 in words is "eleven million, three hundred ten thousand, six hundred forty-two".