11153982 has 16 divisors (see below), whose sum is σ = 25494912. Its totient is φ = 3186840.

The previous prime is 11153981. The next prime is 11154019. The reversal of 11153982 is 28935111.

11153982 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11153982² = 248822628912648, which contains 22 as substring.

11153982 is strictly pandigital in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11153981) 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, 132744 + ... + 132827.

It is an arithmetic number, because the mean of its divisors is an integer number (1593432).

Almost surely, 2^11153982 is an apocalyptic number.

11153982 is an abundant number, since it is smaller than the sum of its proper divisors (14340930).

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

11153982 is a wasteful number, since it uses less digits than its factorization.

11153982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265583.

The product of its digits is 2160, while the sum is 30.

The square root of 11153982 is about 3339.7577756478. The cubic root of 11153982 is about 223.4309402316.

The spelling of 11153982 in words is "eleven million, one hundred fifty-three thousand, nine hundred eighty-two".