1111298159 has 2 divisors, whose sum is σ = 1111298160. Its totient is φ = 1111298158.

The previous prime is 1111298147. The next prime is 1111298179. The reversal of 1111298159 is 9518921111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1111298159 - 2⁸ = 1111297903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111298179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555649079 + 555649080.

It is an arithmetic number, because the mean of its divisors is an integer number (555649080).

Almost surely, 2^1111298159 is an apocalyptic number.

1111298159 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111298159 is an equidigital number, since it uses as much as digits as its factorization.

1111298159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 38.

The square root of 1111298159 is about 33336.1389335958. The cubic root of 1111298159 is about 1035.8022855183.

The spelling of 1111298159 in words is "one billion, one hundred eleven million, two hundred ninety-eight thousand, one hundred fifty-nine".