129119432145 has 24 divisors (see below), whose sum is σ = 227079467328. Its totient is φ = 62603360160.

The previous prime is 129119432137. The next prime is 129119432179. The reversal of 129119432145 is 541234911921.

It is not a de Polignac number, because 129119432145 - 2³ = 129119432137 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 129119432097 and 129119432106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35568277 + ... + 35571906.

It is an arithmetic number, because the mean of its divisors is an integer number (9461644472).

Almost surely, 2^129119432145 is an apocalyptic number.

129119432145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

129119432145 is a deficient number, since it is larger than the sum of its proper divisors (97960035183).

129119432145 is a wasteful number, since it uses less digits than its factorization.

129119432145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71140213 (or 71140202 counting only the distinct ones).

The product of its digits is 77760, while the sum is 42.

The spelling of 129119432145 in words is "one hundred twenty-nine billion, one hundred nineteen million, four hundred thirty-two thousand, one hundred forty-five".