660929119 has 2 divisors, whose sum is σ = 660929120. Its totient is φ = 660929118.

The previous prime is 660929099. The next prime is 660929123. The reversal of 660929119 is 911929066.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 660929119 - 2⁷ = 660928991 is a prime.

It is a super-2 number, since 2×660929119² = 873654600684232322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (660929149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 330464559 + 330464560.

It is an arithmetic number, because the mean of its divisors is an integer number (330464560).

Almost surely, 2^660929119 is an apocalyptic number.

660929119 is a deficient number, since it is larger than the sum of its proper divisors (1).

660929119 is an equidigital number, since it uses as much as digits as its factorization.

660929119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52488, while the sum is 43.

The square root of 660929119 is about 25708.5417517214. The cubic root of 660929119 is about 871.0671359366.

The spelling of 660929119 in words is "six hundred sixty million, nine hundred twenty-nine thousand, one hundred nineteen".