11881673 has 2 divisors, whose sum is σ = 11881674. Its totient is φ = 11881672.

The previous prime is 11881591. The next prime is 11881687. The reversal of 11881673 is 37618811.

11881673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7772944 + 4108729 = 2788^2 + 2027^2 .

It is a cyclic number.

It is not a de Polignac number, because 11881673 - 2⁸ = 11881417 is a prime.

It is not a weakly prime, because it can be changed into another prime (11884673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5940836 + 5940837.

It is an arithmetic number, because the mean of its divisors is an integer number (5940837).

Almost surely, 2^11881673 is an apocalyptic number.

It is an amenable number.

11881673 is a deficient number, since it is larger than the sum of its proper divisors (1).

11881673 is an equidigital number, since it uses as much as digits as its factorization.

11881673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 35.

The square root of 11881673 is about 3446.9802726444. The cubic root of 11881673 is about 228.1878581521.

The spelling of 11881673 in words is "eleven million, eight hundred eighty-one thousand, six hundred seventy-three".