80354017 has 2 divisors, whose sum is σ = 80354018. Its totient is φ = 80354016.

The previous prime is 80354009. The next prime is 80354033. The reversal of 80354017 is 71045308.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43678881 + 36675136 = 6609^2 + 6056^2 .

It is a cyclic number.

It is not a de Polignac number, because 80354017 - 2³ = 80354009 is a prime.

It is not a weakly prime, because it can be changed into another prime (81354017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40177008 + 40177009.

It is an arithmetic number, because the mean of its divisors is an integer number (40177009).

Almost surely, 2^80354017 is an apocalyptic number.

It is an amenable number.

80354017 is a deficient number, since it is larger than the sum of its proper divisors (1).

80354017 is an equidigital number, since it uses as much as digits as its factorization.

80354017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 80354017 is about 8964.0402163310. The cubic root of 80354017 is about 431.5215915208.

It can be divided in two parts, 8035 and 4017, that multiplied together give a triangular number (32276595 = T₈₀₃₄).

The spelling of 80354017 in words is "eighty million, three hundred fifty-four thousand, seventeen".