11496981 has 8 divisors (see below), whose sum is σ = 16231104. Its totient is φ = 7213760.

The previous prime is 11496967. The next prime is 11496983. The reversal of 11496981 is 18969411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11496981 - 2¹⁵ = 11464213 is a prime.

It is a super-2 number, since 2×11496981² = 264361144228722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11496983) 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, 112665 + ... + 112766.

It is an arithmetic number, because the mean of its divisors is an integer number (2028888).

Almost surely, 2^11496981 is an apocalyptic number.

It is an amenable number.

11496981 is a deficient number, since it is larger than the sum of its proper divisors (4734123).

11496981 is a wasteful number, since it uses less digits than its factorization.

11496981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225451.

The product of its digits is 15552, while the sum is 39.

The square root of 11496981 is about 3390.7198350793. The cubic root of 11496981 is about 225.6981180956.

The spelling of 11496981 in words is "eleven million, four hundred ninety-six thousand, nine hundred eighty-one".