114999991 has 2 divisors, whose sum is σ = 114999992. Its totient is φ = 114999990.

The previous prime is 114999953. The next prime is 115000009. The reversal of 114999991 is 199999411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 114999991 - 2²³ = 106611383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (114999901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57499995 + 57499996.

It is an arithmetic number, because the mean of its divisors is an integer number (57499996).

Almost surely, 2^114999991 is an apocalyptic number.

114999991 is a deficient number, since it is larger than the sum of its proper divisors (1).

114999991 is an equidigital number, since it uses as much as digits as its factorization.

114999991 is an evil number, because the sum of its binary digits is even.

The product of its digits is 236196, while the sum is 52.

The square root of 114999991 is about 10723.8048751364. The cubic root of 114999991 is about 486.2944004235.

The spelling of 114999991 in words is "one hundred fourteen million, nine hundred ninety-nine thousand, nine hundred ninety-one".