129675403 has 32 divisors (see below), whose sum is σ = 161118720. Its totient is φ = 102685440.

The previous prime is 129675389. The next prime is 129675407. The reversal of 129675403 is 304576921.

It is a de Polignac number, because none of the positive numbers 2^k-129675403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (129675407) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 292500 + ... + 292942.

It is an arithmetic number, because the mean of its divisors is an integer number (5034960).

Almost surely, 2^129675403 is an apocalyptic number.

129675403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

129675403 is a deficient number, since it is larger than the sum of its proper divisors (31443317).

129675403 is a wasteful number, since it uses less digits than its factorization.

129675403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 129675403 is about 11387.5108342429. The cubic root of 129675403 is about 506.1577242170.

The spelling of 129675403 in words is "one hundred twenty-nine million, six hundred seventy-five thousand, four hundred three".