8149559147 has 2 divisors, whose sum is σ = 8149559148. Its totient is φ = 8149559146.

The previous prime is 8149559083. The next prime is 8149559153. The reversal of 8149559147 is 7419559418.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8149559147 - 2⁶ = 8149559083 is a prime.

It is not a weakly prime, because it can be changed into another prime (8149559177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4074779573 + 4074779574.

It is an arithmetic number, because the mean of its divisors is an integer number (4074779574).

Almost surely, 2^8149559147 is an apocalyptic number.

8149559147 is a deficient number, since it is larger than the sum of its proper divisors (1).

8149559147 is an equidigital number, since it uses as much as digits as its factorization.

8149559147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1814400, while the sum is 53.

The square root of 8149559147 is about 90274.9087343765. The cubic root of 8149559147 is about 2012.3863925272.

The spelling of 8149559147 in words is "eight billion, one hundred forty-nine million, five hundred fifty-nine thousand, one hundred forty-seven".