11894873 has 2 divisors, whose sum is σ = 11894874. Its totient is φ = 11894872.

The previous prime is 11894851. The next prime is 11894881. The reversal of 11894873 is 37849811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11744329 + 150544 = 3427^2 + 388^2 .

It is a cyclic number.

It is not a de Polignac number, because 11894873 - 2⁶ = 11894809 is a prime.

It is a super-2 number, since 2×11894873² = 282976007372258, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11894873.

It is not a weakly prime, because it can be changed into another prime (11894803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5947436 + 5947437.

It is an arithmetic number, because the mean of its divisors is an integer number (5947437).

Almost surely, 2^11894873 is an apocalyptic number.

It is an amenable number.

11894873 is a deficient number, since it is larger than the sum of its proper divisors (1).

11894873 is an equidigital number, since it uses as much as digits as its factorization.

11894873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 41.

The square root of 11894873 is about 3448.8944605482. The cubic root of 11894873 is about 228.2723290003.

The spelling of 11894873 in words is "eleven million, eight hundred ninety-four thousand, eight hundred seventy-three".