11197494 has 64 divisors (see below), whose sum is σ = 31034880. Its totient is φ = 2907360.

The previous prime is 11197493. The next prime is 11197519. The reversal of 11197494 is 49479111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11197493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2812 + ... + 5504.

It is an arithmetic number, because the mean of its divisors is an integer number (484920).

Almost surely, 2^11197494 is an apocalyptic number.

11197494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11197494, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15517440).

11197494 is an abundant number, since it is smaller than the sum of its proper divisors (19837386).

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

11197494 is a wasteful number, since it uses less digits than its factorization.

11197494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2722 (or 2716 counting only the distinct ones).

The product of its digits is 9072, while the sum is 36.

The square root of 11197494 is about 3346.2656798288. The cubic root of 11197494 is about 223.7211000615.

The spelling of 11197494 in words is "eleven million, one hundred ninety-seven thousand, four hundred ninety-four".