80341631 has 2 divisors, whose sum is σ = 80341632. Its totient is φ = 80341630.

The previous prime is 80341627. The next prime is 80341637. The reversal of 80341631 is 13614308.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80341631 - 2² = 80341627 is a prime.

It is a super-2 number, since 2×80341631² = 12909555343480322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 80341631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80341637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40170815 + 40170816.

It is an arithmetic number, because the mean of its divisors is an integer number (40170816).

Almost surely, 2^80341631 is an apocalyptic number.

80341631 is a deficient number, since it is larger than the sum of its proper divisors (1).

80341631 is an equidigital number, since it uses as much as digits as its factorization.

80341631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 80341631 is about 8963.3493181957. The cubic root of 80341631 is about 431.4994183871.

Adding to 80341631 its reverse (13614308), we get a palindrome (93955939).

The spelling of 80341631 in words is "eighty million, three hundred forty-one thousand, six hundred thirty-one".