1113231199 has 2 divisors, whose sum is σ = 1113231200. Its totient is φ = 1113231198.

The previous prime is 1113231131. The next prime is 1113231209. The reversal of 1113231199 is 9911323111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1113231199 - 2¹⁹ = 1112706911 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1113231199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1113237199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556615599 + 556615600.

It is an arithmetic number, because the mean of its divisors is an integer number (556615600).

Almost surely, 2^1113231199 is an apocalyptic number.

1113231199 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113231199 is an equidigital number, since it uses as much as digits as its factorization.

1113231199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1458, while the sum is 31.

The square root of 1113231199 is about 33365.1194962644. The cubic root of 1113231199 is about 1036.4025107061.

The spelling of 1113231199 in words is "one billion, one hundred thirteen million, two hundred thirty-one thousand, one hundred ninety-nine".