11163642 has 32 divisors (see below), whose sum is σ = 25694592. Its totient is φ = 3167424.

The previous prime is 11163641. The next prime is 11163653. The reversal of 11163642 is 24636111.

It is a zygodrome in base 4.

It is not an unprimeable number, because it can be changed into a prime (11163641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5748 + ... + 7440.

It is an arithmetic number, because the mean of its divisors is an integer number (802956).

Almost surely, 2^11163642 is an apocalyptic number.

11163642 is an abundant number, since it is smaller than the sum of its proper divisors (14530950).

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

11163642 is a wasteful number, since it uses less digits than its factorization.

11163642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1862.

The product of its digits is 864, while the sum is 24.

The square root of 11163642 is about 3341.2036753242. The cubic root of 11163642 is about 223.4954230354.

Adding to 11163642 its reverse (24636111), we get a palindrome (35799753).

The spelling of 11163642 in words is "eleven million, one hundred sixty-three thousand, six hundred forty-two".