8133906379 has 2 divisors, whose sum is σ = 8133906380. Its totient is φ = 8133906378.

The previous prime is 8133906349. The next prime is 8133906383. The reversal of 8133906379 is 9736093318.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8133906379 is a prime.

It is not a weakly prime, because it can be changed into another prime (8133906349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4066953189 + 4066953190.

It is an arithmetic number, because the mean of its divisors is an integer number (4066953190).

Almost surely, 2^8133906379 is an apocalyptic number.

8133906379 is a deficient number, since it is larger than the sum of its proper divisors (1).

8133906379 is an equidigital number, since it uses as much as digits as its factorization.

8133906379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 734832, while the sum is 49.

The square root of 8133906379 is about 90188.1720570940. The cubic root of 8133906379 is about 2011.0971773616.

The spelling of 8133906379 in words is "eight billion, one hundred thirty-three million, nine hundred six thousand, three hundred seventy-nine".