1094897159 has 2 divisors, whose sum is σ = 1094897160. Its totient is φ = 1094897158.

The previous prime is 1094897137. The next prime is 1094897171. The reversal of 1094897159 is 9517984901.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1094897159 - 2²⁰ = 1093848583 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 1094897159.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1094897459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 547448579 + 547448580.

It is an arithmetic number, because the mean of its divisors is an integer number (547448580).

Almost surely, 2^1094897159 is an apocalyptic number.

1094897159 is a deficient number, since it is larger than the sum of its proper divisors (1).

1094897159 is an equidigital number, since it uses as much as digits as its factorization.

1094897159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 816480, while the sum is 53.

The square root of 1094897159 is about 33089.2302569885. The cubic root of 1094897159 is about 1030.6814101033.

The spelling of 1094897159 in words is "one billion, ninety-four million, eight hundred ninety-seven thousand, one hundred fifty-nine".