1194066159 has 16 divisors (see below), whose sum is σ = 1870425984. Its totient is φ = 668008800.

The previous prime is 1194066149. The next prime is 1194066163. The reversal of 1194066159 is 9516604911.

It is not a de Polignac number, because 1194066159 - 2⁵ = 1194066127 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1194066159.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1194066149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1391257 + ... + 1392114.

It is an arithmetic number, because the mean of its divisors is an integer number (116901624).

Almost surely, 2^1194066159 is an apocalyptic number.

1194066159 is a deficient number, since it is larger than the sum of its proper divisors (676359825).

1194066159 is a wasteful number, since it uses less digits than its factorization.

1194066159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2783398.

The product of its (nonzero) digits is 58320, while the sum is 42.

The square root of 1194066159 is about 34555.2623922898. The cubic root of 1194066159 is about 1060.9041055261.

The spelling of 1194066159 in words is "one billion, one hundred ninety-four million, sixty-six thousand, one hundred fifty-nine".