80929126 has 4 divisors (see below), whose sum is σ = 121393692. Its totient is φ = 40464562.

The previous prime is 80929097. The next prime is 80929171. The reversal of 80929126 is 62192908.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20232280 + ... + 20232283.

It is an arithmetic number, because the mean of its divisors is an integer number (30348423).

Almost surely, 2^80929126 is an apocalyptic number.

80929126 is a deficient number, since it is larger than the sum of its proper divisors (40464566).

80929126 is a wasteful number, since it uses less digits than its factorization.

80929126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40464565.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 80929126 is about 8996.0616938747. The cubic root of 80929126 is about 432.5486392111.

The spelling of 80929126 in words is "eighty million, nine hundred twenty-nine thousand, one hundred twenty-six".