11191002 has 32 divisors (see below), whose sum is σ = 23060160. Its totient is φ = 3619200.

The previous prime is 11190997. The next prime is 11191009. The reversal of 11191002 is 20019111.

11191002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11191009) 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, 35598 + ... + 35910.

It is an arithmetic number, because the mean of its divisors is an integer number (720630).

Almost surely, 2^11191002 is an apocalyptic number.

11191002 is an abundant number, since it is smaller than the sum of its proper divisors (11869158).

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

11191002 is a wasteful number, since it uses less digits than its factorization.

11191002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478.

The product of its (nonzero) digits is 18, while the sum is 15.

The square root of 11191002 is about 3345.2955026425. The cubic root of 11191002 is about 223.6778559166.

The spelling of 11191002 in words is "eleven million, one hundred ninety-one thousand, two".