80159425 has 6 divisors (see below), whose sum is σ = 99397718. Its totient is φ = 64127520.

The previous prime is 80159411. The next prime is 80159447. The reversal of 80159425 is 52495108.

It can be written as a sum of positive squares in 3 ways, for example, as 450241 + 79709184 = 671^2 + 8928^2 .

It is not a de Polignac number, because 80159425 - 2⁹ = 80158913 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1603164 + ... + 1603213.

Almost surely, 2^80159425 is an apocalyptic number.

It is an amenable number.

80159425 is a deficient number, since it is larger than the sum of its proper divisors (19238293).

80159425 is a wasteful number, since it uses less digits than its factorization.

80159425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3206387 (or 3206382 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 34.

The square root of 80159425 is about 8953.1796028003. The cubic root of 80159425 is about 431.1729737106.

The spelling of 80159425 in words is "eighty million, one hundred fifty-nine thousand, four hundred twenty-five".