80936077 has 2 divisors, whose sum is σ = 80936078. Its totient is φ = 80936076.

The previous prime is 80936041. The next prime is 80936101. The reversal of 80936077 is 77063908.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80802121 + 133956 = 8989^2 + 366^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80936077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80996077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40468038 + 40468039.

It is an arithmetic number, because the mean of its divisors is an integer number (40468039).

Almost surely, 2^80936077 is an apocalyptic number.

It is an amenable number.

80936077 is a deficient number, since it is larger than the sum of its proper divisors (1).

80936077 is an equidigital number, since it uses as much as digits as its factorization.

80936077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 80936077 is about 8996.4480213026. The cubic root of 80936077 is about 432.5610227194.

The spelling of 80936077 in words is "eighty million, nine hundred thirty-six thousand, seventy-seven".