1164121459 has 2 divisors, whose sum is σ = 1164121460. Its totient is φ = 1164121458.

The previous prime is 1164121457. The next prime is 1164121477. The reversal of 1164121459 is 9541214611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1164121459 - 2¹ = 1164121457 is a prime.

Together with 1164121457, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1164121457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 582060729 + 582060730.

It is an arithmetic number, because the mean of its divisors is an integer number (582060730).

Almost surely, 2^1164121459 is an apocalyptic number.

1164121459 is a deficient number, since it is larger than the sum of its proper divisors (1).

1164121459 is an equidigital number, since it uses as much as digits as its factorization.

1164121459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 34.

The square root of 1164121459 is about 34119.2241852009. The cubic root of 1164121459 is about 1051.9604971384.

The spelling of 1164121459 in words is "one billion, one hundred sixty-four million, one hundred twenty-one thousand, four hundred fifty-nine".