80726963 has 2 divisors, whose sum is σ = 80726964. Its totient is φ = 80726962.

The previous prime is 80726957. The next prime is 80726969. The reversal of 80726963 is 36962708.

It is a balanced prime because it is at equal distance from previous prime (80726957) and next prime (80726969).

It is a cyclic number.

It is not a de Polignac number, because 80726963 - 2¹² = 80722867 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 80726963.

It is not a weakly prime, because it can be changed into another prime (80726969) 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, 40363481 + 40363482.

It is an arithmetic number, because the mean of its divisors is an integer number (40363482).

Almost surely, 2^80726963 is an apocalyptic number.

80726963 is a deficient number, since it is larger than the sum of its proper divisors (1).

80726963 is an equidigital number, since it uses as much as digits as its factorization.

80726963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 80726963 is about 8984.8184734028. The cubic root of 80726963 is about 432.1881664137.

The spelling of 80726963 in words is "eighty million, seven hundred twenty-six thousand, nine hundred sixty-three".