129141513 has 32 divisors (see below), whose sum is σ = 200618880. Its totient is φ = 82010880.

The previous prime is 129141497. The next prime is 129141521. The reversal of 129141513 is 315141921.

It is a happy number.

129141513 is a `hidden beast` number, since 1 + 2 + 9 + 141 + 513 = 666.

It is not a de Polignac number, because 129141513 - 2⁴ = 129141497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (129141533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46245 + ... + 48957.

It is an arithmetic number, because the mean of its divisors is an integer number (6269340).

Almost surely, 2^129141513 is an apocalyptic number.

It is an amenable number.

129141513 is a deficient number, since it is larger than the sum of its proper divisors (71477367).

129141513 is a wasteful number, since it uses less digits than its factorization.

129141513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2806 (or 2800 counting only the distinct ones).

The product of its digits is 1080, while the sum is 27.

The square root of 129141513 is about 11364.0447464800. The cubic root of 129141513 is about 505.4621303156.

The spelling of 129141513 in words is "one hundred twenty-nine million, one hundred forty-one thousand, five hundred thirteen".