129552967 has 8 divisors (see below), whose sum is σ = 132642000. Its totient is φ = 126493824.

The previous prime is 129552961. The next prime is 129553007. The reversal of 129552967 is 769255921.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-129552967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (129552961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1423 + ... + 16159.

It is an arithmetic number, because the mean of its divisors is an integer number (16580250).

Almost surely, 2^129552967 is an apocalyptic number.

129552967 is a deficient number, since it is larger than the sum of its proper divisors (3089033).

129552967 is a wasteful number, since it uses less digits than its factorization.

129552967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14945.

The product of its digits is 340200, while the sum is 46.

The square root of 129552967 is about 11382.1336751946. The cubic root of 129552967 is about 505.9983739214.

The spelling of 129552967 in words is "one hundred twenty-nine million, five hundred fifty-two thousand, nine hundred sixty-seven".