83061571 has 2 divisors, whose sum is σ = 83061572. Its totient is φ = 83061570.

The previous prime is 83061529. The next prime is 83061599. The reversal of 83061571 is 17516038.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83061571 - 2¹¹ = 83059523 is a prime.

It is not a weakly prime, because it can be changed into another prime (83061271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41530785 + 41530786.

It is an arithmetic number, because the mean of its divisors is an integer number (41530786).

Almost surely, 2^83061571 is an apocalyptic number.

83061571 is a deficient number, since it is larger than the sum of its proper divisors (1).

83061571 is an equidigital number, since it uses as much as digits as its factorization.

83061571 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 83061571 is about 9113.8121003233. The cubic root of 83061571 is about 436.3149027554.

The spelling of 83061571 in words is "eighty-three million, sixty-one thousand, five hundred seventy-one".