1114251191 has 2 divisors, whose sum is σ = 1114251192. Its totient is φ = 1114251190.

The previous prime is 1114251157. The next prime is 1114251223. The reversal of 1114251191 is 1911524111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1114251191 - 2³⁰ = 40509367 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1114251191.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1114257191) 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, 557125595 + 557125596.

It is an arithmetic number, because the mean of its divisors is an integer number (557125596).

Almost surely, 2^1114251191 is an apocalyptic number.

1114251191 is a deficient number, since it is larger than the sum of its proper divisors (1).

1114251191 is an equidigital number, since it uses as much as digits as its factorization.

1114251191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 360, while the sum is 26.

The square root of 1114251191 is about 33380.4013007633. The cubic root of 1114251191 is about 1036.7189467930.

The spelling of 1114251191 in words is "one billion, one hundred fourteen million, two hundred fifty-one thousand, one hundred ninety-one".