129434062 has 8 divisors (see below), whose sum is σ = 195342696. Its totient is φ = 64319832.

The previous prime is 129434059. The next prime is 129434093. The reversal of 129434062 is 260434921.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198193 + ... + 198844.

It is an arithmetic number, because the mean of its divisors is an integer number (24417837).

Almost surely, 2^129434062 is an apocalyptic number.

129434062 is a deficient number, since it is larger than the sum of its proper divisors (65908634).

129434062 is a wasteful number, since it uses less digits than its factorization.

129434062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397202.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 129434062 is about 11376.9091584665. The cubic root of 129434062 is about 505.8435230925.

Adding to 129434062 its reverse (260434921), we get a palindrome (389868983).

The spelling of 129434062 in words is "one hundred twenty-nine million, four hundred thirty-four thousand, sixty-two".