11491796 has 18 divisors (see below), whose sum is σ = 21365358. Its totient is φ = 5407360.

The previous prime is 11491787. The next prime is 11491807. The reversal of 11491796 is 69719411.

It can be written as a sum of positive squares in 3 ways, for example, as 1020100 + 10471696 = 1010^2 + 3236^2 .

It is a super-2 number, since 2×11491796² = 264122750611232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3815 + ... + 6126.

Almost surely, 2^11491796 is an apocalyptic number.

It is an amenable number.

11491796 is a deficient number, since it is larger than the sum of its proper divisors (9873562).

11491796 is a wasteful number, since it uses less digits than its factorization.

11491796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9979 (or 9960 counting only the distinct ones).

The product of its digits is 13608, while the sum is 38.

The square root of 11491796 is about 3389.9551619454. The cubic root of 11491796 is about 225.6641839492.

The spelling of 11491796 in words is "eleven million, four hundred ninety-one thousand, seven hundred ninety-six".