80791003 has 2 divisors, whose sum is σ = 80791004. Its totient is φ = 80791002.

The previous prime is 80790989. The next prime is 80791031. The reversal of 80791003 is 30019708.

It is an a-pointer prime, because the next prime (80791031) can be obtained adding 80791003 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80791003 - 2²⁵ = 47236571 is a prime.

It is not a weakly prime, because it can be changed into another prime (80791043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40395501 + 40395502.

It is an arithmetic number, because the mean of its divisors is an integer number (40395502).

Almost surely, 2^80791003 is an apocalyptic number.

80791003 is a deficient number, since it is larger than the sum of its proper divisors (1).

80791003 is an equidigital number, since it uses as much as digits as its factorization.

80791003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 80791003 is about 8988.3815562091. The cubic root of 80791003 is about 432.3024199157.

The spelling of 80791003 in words is "eighty million, seven hundred ninety-one thousand, three".