8280340723 has 2 divisors, whose sum is σ = 8280340724. Its totient is φ = 8280340722.

The previous prime is 8280340687. The next prime is 8280340727. The reversal of 8280340723 is 3270430828.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8280340723 is a prime.

It is not a weakly prime, because it can be changed into another prime (8280340727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4140170361 + 4140170362.

It is an arithmetic number, because the mean of its divisors is an integer number (4140170362).

Almost surely, 2^8280340723 is an apocalyptic number.

8280340723 is a deficient number, since it is larger than the sum of its proper divisors (1).

8280340723 is an equidigital number, since it uses as much as digits as its factorization.

8280340723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 8280340723 is about 90996.3775268005. The cubic root of 8280340723 is about 2023.0940333256.

The spelling of 8280340723 in words is "eight billion, two hundred eighty million, three hundred forty thousand, seven hundred twenty-three".