801147929 has 8 divisors (see below), whose sum is σ = 816843720. Its totient is φ = 785604096.

The previous prime is 801147887. The next prime is 801147943. The reversal of 801147929 is 929741108.

It can be written as a sum of positive squares in 4 ways, for example, as 10413529 + 790734400 = 3227^2 + 28120^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 801147929 - 2¹⁶ = 801082393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (801147959) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 27314 + ... + 48459.

It is an arithmetic number, because the mean of its divisors is an integer number (102105465).

Almost surely, 2^801147929 is an apocalyptic number.

It is an amenable number.

801147929 is a deficient number, since it is larger than the sum of its proper divisors (15695791).

801147929 is a wasteful number, since it uses less digits than its factorization.

801147929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75979.

The product of its (nonzero) digits is 36288, while the sum is 41.

The square root of 801147929 is about 28304.5566826262. The cubic root of 801147929 is about 928.7615723853.

The spelling of 801147929 in words is "eight hundred one million, one hundred forty-seven thousand, nine hundred twenty-nine".