80343377 has 4 divisors (see below), whose sum is σ = 85069476. Its totient is φ = 75617280.

The previous prime is 80343371. The next prime is 80343383. The reversal of 80343377 is 77334308.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (80343371) and next prime (80343383).

It can be written as a sum of positive squares in 2 ways, for example, as 52475536 + 27867841 = 7244^2 + 5279^2 .

It is a cyclic number.

It is not a de Polignac number, because 80343377 - 2¹⁴ = 80326993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80343371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2363024 + ... + 2363057.

It is an arithmetic number, because the mean of its divisors is an integer number (21267369).

Almost surely, 2^80343377 is an apocalyptic number.

It is an amenable number.

80343377 is a deficient number, since it is larger than the sum of its proper divisors (4726099).

80343377 is a wasteful number, since it uses less digits than its factorization.

80343377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4726098.

The product of its (nonzero) digits is 42336, while the sum is 35.

The square root of 80343377 is about 8963.4467142947. The cubic root of 80343377 is about 431.5025441743.

It can be divided in two parts, 8034 and 3377, that added together give a palindrome (11411).

The spelling of 80343377 in words is "eighty million, three hundred forty-three thousand, three hundred seventy-seven".