11996493 has 4 divisors (see below), whose sum is σ = 15995328. Its totient is φ = 7997660.

The previous prime is 11996449. The next prime is 11996507. The reversal of 11996493 is 39469911.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11996493 - 2⁹ = 11995981 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11996393) 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 3 ways as a sum of consecutive naturals, for example, 1999413 + ... + 1999418.

It is an arithmetic number, because the mean of its divisors is an integer number (3998832).

Almost surely, 2^11996493 is an apocalyptic number.

It is an amenable number.

11996493 is a deficient number, since it is larger than the sum of its proper divisors (3998835).

11996493 is an equidigital number, since it uses as much as digits as its factorization.

11996493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3998834.

The product of its digits is 52488, while the sum is 42.

The square root of 11996493 is about 3463.5953863002. The cubic root of 11996493 is about 228.9205434885.

The spelling of 11996493 in words is "eleven million, nine hundred ninety-six thousand, four hundred ninety-three".