119891129 has 2 divisors, whose sum is σ = 119891130. Its totient is φ = 119891128.

The previous prime is 119891119. The next prime is 119891143. The reversal of 119891129 is 921198911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99460729 + 20430400 = 9973^2 + 4520^2 .

It is an emirp because it is prime and its reverse (921198911) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-119891129 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (119891119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59945564 + 59945565.

It is an arithmetic number, because the mean of its divisors is an integer number (59945565).

Almost surely, 2^119891129 is an apocalyptic number.

It is an amenable number.

119891129 is a deficient number, since it is larger than the sum of its proper divisors (1).

119891129 is an equidigital number, since it uses as much as digits as its factorization.

119891129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 41.

The square root of 119891129 is about 10949.4807639449. The cubic root of 119891129 is about 493.0932036355.

The spelling of 119891129 in words is "one hundred nineteen million, eight hundred ninety-one thousand, one hundred twenty-nine".