83180089 has 2 divisors, whose sum is σ = 83180090. Its totient is φ = 83180088.

The previous prime is 83180077. The next prime is 83180093. The reversal of 83180089 is 98008138.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82355625 + 824464 = 9075^2 + 908^2 .

It is a cyclic number.

It is not a de Polignac number, because 83180089 - 2²⁵ = 49625657 is a prime.

It is not a weakly prime, because it can be changed into another prime (83180039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41590044 + 41590045.

It is an arithmetic number, because the mean of its divisors is an integer number (41590045).

Almost surely, 2^83180089 is an apocalyptic number.

It is an amenable number.

83180089 is a deficient number, since it is larger than the sum of its proper divisors (1).

83180089 is an equidigital number, since it uses as much as digits as its factorization.

83180089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 37.

The square root of 83180089 is about 9120.3118915967. The cubic root of 83180089 is about 436.5223255683.

The spelling of 83180089 in words is "eighty-three million, one hundred eighty thousand, eighty-nine".