129292034 has 16 divisors (see below), whose sum is σ = 201364920. Its totient is φ = 62186880.

The previous prime is 129292027. The next prime is 129292043. The reversal of 129292034 is 430292921.

It can be written as a sum of positive squares in 4 ways, for example, as 109516225 + 19775809 = 10465^2 + 4447^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12332 + ... + 20264.

Almost surely, 2^129292034 is an apocalyptic number.

129292034 is a deficient number, since it is larger than the sum of its proper divisors (72072886).

129292034 is a wasteful number, since it uses less digits than its factorization.

129292034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8245.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 129292034 is about 11370.6655038305. The cubic root of 129292034 is about 505.6584346726.

The spelling of 129292034 in words is "one hundred twenty-nine million, two hundred ninety-two thousand, thirty-four".