11879893 has 2 divisors, whose sum is σ = 11879894. Its totient is φ = 11879892.

The previous prime is 11879887. The next prime is 11879909. The reversal of 11879893 is 39897811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11276164 + 603729 = 3358^2 + 777^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11879893 is a prime.

It is a super-2 number, since 2×11879893² = 282263715382898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11879843) 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 as a sum of consecutive naturals, namely, 5939946 + 5939947.

It is an arithmetic number, because the mean of its divisors is an integer number (5939947).

Almost surely, 2^11879893 is an apocalyptic number.

It is an amenable number.

11879893 is a deficient number, since it is larger than the sum of its proper divisors (1).

11879893 is an equidigital number, since it uses as much as digits as its factorization.

11879893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 46.

The square root of 11879893 is about 3446.7220659635. The cubic root of 11879893 is about 228.1764626000.

The spelling of 11879893 in words is "eleven million, eight hundred seventy-nine thousand, eight hundred ninety-three".