8041399 has 2 divisors, whose sum is σ = 8041400. Its totient is φ = 8041398.

The previous prime is 8041379. The next prime is 8041403. The reversal of 8041399 is 9931408.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8041399 - 2¹⁵ = 8008631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8041379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4020699 + 4020700.

It is an arithmetic number, because the mean of its divisors is an integer number (4020700).

Almost surely, 2^8041399 is an apocalyptic number.

8041399 is a deficient number, since it is larger than the sum of its proper divisors (1).

8041399 is an equidigital number, since it uses as much as digits as its factorization.

8041399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 8041399 is about 2835.7360596501. The cubic root of 8041399 is about 200.3443982754.

The spelling of 8041399 in words is "eight million, forty-one thousand, three hundred ninety-nine".