83315185147 has 2 divisors, whose sum is σ = 83315185148. Its totient is φ = 83315185146.

The previous prime is 83315185103. The next prime is 83315185159. The reversal of 83315185147 is 74158151338.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83315185147 - 2²³ = 83306796539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 83315185097 and 83315185106.

It is not a weakly prime, because it can be changed into another prime (83315125147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41657592573 + 41657592574.

It is an arithmetic number, because the mean of its divisors is an integer number (41657592574).

Almost surely, 2^83315185147 is an apocalyptic number.

83315185147 is a deficient number, since it is larger than the sum of its proper divisors (1).

83315185147 is an equidigital number, since it uses as much as digits as its factorization.

83315185147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 403200, while the sum is 46.

The spelling of 83315185147 in words is "eighty-three billion, three hundred fifteen million, one hundred eighty-five thousand, one hundred forty-seven".