80456003 has 4 divisors (see below), whose sum is σ = 80483640. Its totient is φ = 80428368.

The previous prime is 80455997. The next prime is 80456027. The reversal of 80456003 is 30065408.

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

It is a cyclic number.

It is not a de Polignac number, because 80456003 - 2⁴ = 80455987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80456503) 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 3 ways as a sum of consecutive naturals, for example, 8858 + ... + 15471.

It is an arithmetic number, because the mean of its divisors is an integer number (20120910).

Almost surely, 2^80456003 is an apocalyptic number.

80456003 is a deficient number, since it is larger than the sum of its proper divisors (27637).

80456003 is a wasteful number, since it uses less digits than its factorization.

80456003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27636.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 80456003 is about 8969.7270304062. The cubic root of 80456003 is about 431.7040779596.

The spelling of 80456003 in words is "eighty million, four hundred fifty-six thousand, three".