11998733 has 2 divisors, whose sum is σ = 11998734. Its totient is φ = 11998732.

The previous prime is 11998717. The next prime is 11998739. The reversal of 11998733 is 33789911.

11998733 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., 9132484 + 2866249 = 3022^2 + 1693^2 .

It is a cyclic number.

It is not a de Polignac number, because 11998733 - 2⁴ = 11998717 is a prime.

It is equal to p₇₈₇₉₉₁ and since 11998733 and 787991 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11998739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5999366 + 5999367.

It is an arithmetic number, because the mean of its divisors is an integer number (5999367).

Almost surely, 2^11998733 is an apocalyptic number.

It is an amenable number.

11998733 is a deficient number, since it is larger than the sum of its proper divisors (1).

11998733 is an equidigital number, since it uses as much as digits as its factorization.

11998733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40824, while the sum is 41.

The square root of 11998733 is about 3463.9187346126. The cubic root of 11998733 is about 228.9347907107.

The spelling of 11998733 in words is "eleven million, nine hundred ninety-eight thousand, seven hundred thirty-three".