129169701499 has 2 divisors, whose sum is σ = 129169701500. Its totient is φ = 129169701498.

The previous prime is 129169701491. The next prime is 129169701503. The reversal of 129169701499 is 994107961921.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 129169701499 - 2³ = 129169701491 is a prime.

It is not a weakly prime, because it can be changed into another prime (129169701491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64584850749 + 64584850750.

It is an arithmetic number, because the mean of its divisors is an integer number (64584850750).

Almost surely, 2^129169701499 is an apocalyptic number.

129169701499 is a deficient number, since it is larger than the sum of its proper divisors (1).

129169701499 is an equidigital number, since it uses as much as digits as its factorization.

129169701499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2204496, while the sum is 58.

The spelling of 129169701499 in words is "one hundred twenty-nine billion, one hundred sixty-nine million, seven hundred one thousand, four hundred ninety-nine".