1159859366 has 4 divisors (see below), whose sum is σ = 1739789052. Its totient is φ = 579929682.

The previous prime is 1159859353. The next prime is 1159859381. The reversal of 1159859366 is 6639589511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6639589511 = 227 ⋅29249293.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 289964840 + ... + 289964843.

It is an arithmetic number, because the mean of its divisors is an integer number (434947263).

Almost surely, 2^1159859366 is an apocalyptic number.

1159859366 is a deficient number, since it is larger than the sum of its proper divisors (579929686).

1159859366 is an equidigital number, since it uses as much as digits as its factorization.

1159859366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579929685.

The product of its digits is 1749600, while the sum is 53.

The square root of 1159859366 is about 34056.7080910648. The cubic root of 1159859366 is about 1050.6751111114.

The spelling of 1159859366 in words is "one billion, one hundred fifty-nine million, eight hundred fifty-nine thousand, three hundred sixty-six".