83172283 has 2 divisors, whose sum is σ = 83172284. Its totient is φ = 83172282.

The previous prime is 83172197. The next prime is 83172307. The reversal of 83172283 is 38227138.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83172283 - 2²¹ = 81075131 is a prime.

It is not a weakly prime, because it can be changed into another prime (83172883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41586141 + 41586142.

It is an arithmetic number, because the mean of its divisors is an integer number (41586142).

Almost surely, 2^83172283 is an apocalyptic number.

83172283 is a deficient number, since it is larger than the sum of its proper divisors (1).

83172283 is an equidigital number, since it uses as much as digits as its factorization.

83172283 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16128, while the sum is 34.

The square root of 83172283 is about 9119.8839356650. The cubic root of 83172283 is about 436.5086700573.

The spelling of 83172283 in words is "eighty-three million, one hundred seventy-two thousand, two hundred eighty-three".