1164289099 has 2 divisors, whose sum is σ = 1164289100. Its totient is φ = 1164289098.

The previous prime is 1164289079. The next prime is 1164289111. The reversal of 1164289099 is 9909824611.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1164289099 - 2⁷ = 1164288971 is a prime.

It is not a weakly prime, because it can be changed into another prime (1164289079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 582144549 + 582144550.

It is an arithmetic number, because the mean of its divisors is an integer number (582144550).

Almost surely, 2^1164289099 is an apocalyptic number.

1164289099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1164289099 is an equidigital number, since it uses as much as digits as its factorization.

1164289099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 49.

The square root of 1164289099 is about 34121.6807763041. The cubic root of 1164289099 is about 1052.0109907795.

The spelling of 1164289099 in words is "one billion, one hundred sixty-four million, two hundred eighty-nine thousand, ninety-nine".