11896993 has 4 divisors (see below), whose sum is σ = 11909268. Its totient is φ = 11884720.

The previous prime is 11896987. The next prime is 11896999. The reversal of 11896993 is 39969811.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (11896987) and next prime (11896999).

It can be written as a sum of positive squares in 2 ways, for example, as 3504384 + 8392609 = 1872^2 + 2897^2 .

It is a cyclic number.

It is not a de Polignac number, because 11896993 - 2⁵ = 11896961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11896999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4546 + ... + 6667.

It is an arithmetic number, because the mean of its divisors is an integer number (2977317).

Almost surely, 2^11896993 is an apocalyptic number.

It is an amenable number.

11896993 is a deficient number, since it is larger than the sum of its proper divisors (12275).

11896993 is a wasteful number, since it uses less digits than its factorization.

11896993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12274.

The product of its digits is 104976, while the sum is 46.

The square root of 11896993 is about 3449.2017917194. The cubic root of 11896993 is about 228.2858897053.

The spelling of 11896993 in words is "eleven million, eight hundred ninety-six thousand, nine hundred ninety-three".