11798387 has 2 divisors, whose sum is σ = 11798388. Its totient is φ = 11798386.

The previous prime is 11798359. The next prime is 11798399. The reversal of 11798387 is 78389711.

11798387 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (78389711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11798387 - 2⁸ = 11798131 is a prime.

It is not a weakly prime, because it can be changed into another prime (11798327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5899193 + 5899194.

It is an arithmetic number, because the mean of its divisors is an integer number (5899194).

Almost surely, 2^11798387 is an apocalyptic number.

11798387 is a deficient number, since it is larger than the sum of its proper divisors (1).

11798387 is an equidigital number, since it uses as much as digits as its factorization.

11798387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 84672, while the sum is 44.

The square root of 11798387 is about 3434.8780182126. The cubic root of 11798387 is about 227.6534375284.

The spelling of 11798387 in words is "eleven million, seven hundred ninety-eight thousand, three hundred eighty-seven".