129051046 has 8 divisors (see below), whose sum is σ = 204963480. Its totient is φ = 60729888.

The previous prime is 129050989. The next prime is 129051077. The reversal of 129051046 is 640150921.

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, 1897776 + ... + 1897843.

It is an arithmetic number, because the mean of its divisors is an integer number (25620435).

Almost surely, 2^129051046 is an apocalyptic number.

129051046 is a deficient number, since it is larger than the sum of its proper divisors (75912434).

129051046 is a wasteful number, since it uses less digits than its factorization.

129051046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3795638.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 129051046 is about 11360.0636441879. The cubic root of 129051046 is about 505.3440729395.

The spelling of 129051046 in words is "one hundred twenty-nine million, fifty-one thousand, forty-six".