80620343 has 2 divisors, whose sum is σ = 80620344. Its totient is φ = 80620342.

The previous prime is 80620339. The next prime is 80620453. The reversal of 80620343 is 34302608.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80620343 - 2² = 80620339 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80620303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40310171 + 40310172.

It is an arithmetic number, because the mean of its divisors is an integer number (40310172).

Almost surely, 2^80620343 is an apocalyptic number.

80620343 is a deficient number, since it is larger than the sum of its proper divisors (1).

80620343 is an equidigital number, since it uses as much as digits as its factorization.

80620343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 80620343 is about 8978.8831710854. The cubic root of 80620343 is about 431.9978119888.

The spelling of 80620343 in words is "eighty million, six hundred twenty thousand, three hundred forty-three".