11853889 has 2 divisors, whose sum is σ = 11853890. Its totient is φ = 11853888.

The previous prime is 11853883. The next prime is 11853893. The reversal of 11853889 is 98835811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7049025 + 4804864 = 2655^2 + 2192^2 .

It is a cyclic number.

It is not a de Polignac number, because 11853889 - 2⁵ = 11853857 is a prime.

It is not a weakly prime, because it can be changed into another prime (11853883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5926944 + 5926945.

It is an arithmetic number, because the mean of its divisors is an integer number (5926945).

Almost surely, 2^11853889 is an apocalyptic number.

It is an amenable number.

11853889 is a deficient number, since it is larger than the sum of its proper divisors (1).

11853889 is an equidigital number, since it uses as much as digits as its factorization.

11853889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69120, while the sum is 43.

The square root of 11853889 is about 3442.9477196147. The cubic root of 11853889 is about 228.0098551706.

The spelling of 11853889 in words is "eleven million, eight hundred fifty-three thousand, eight hundred eighty-nine".