83446591147 has 2 divisors, whose sum is σ = 83446591148. Its totient is φ = 83446591146.

The previous prime is 83446591141. The next prime is 83446591159. The reversal of 83446591147 is 74119564438.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83446591147 - 2²³ = 83438202539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 83446591094 and 83446591103.

It is not a weakly prime, because it can be changed into another prime (83446591141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41723295573 + 41723295574.

It is an arithmetic number, because the mean of its divisors is an integer number (41723295574).

Almost surely, 2^83446591147 is an apocalyptic number.

83446591147 is a deficient number, since it is larger than the sum of its proper divisors (1).

83446591147 is an equidigital number, since it uses as much as digits as its factorization.

83446591147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2903040, while the sum is 52.

The spelling of 83446591147 in words is "eighty-three billion, four hundred forty-six million, five hundred ninety-one thousand, one hundred forty-seven".