85150199 has 2 divisors, whose sum is σ = 85150200. Its totient is φ = 85150198.

The previous prime is 85150181. The next prime is 85150207. The reversal of 85150199 is 99105158.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85150199 - 2⁸ = 85149943 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85150139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42575099 + 42575100.

It is an arithmetic number, because the mean of its divisors is an integer number (42575100).

Almost surely, 2^85150199 is an apocalyptic number.

85150199 is a deficient number, since it is larger than the sum of its proper divisors (1).

85150199 is an equidigital number, since it uses as much as digits as its factorization.

85150199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 38.

The square root of 85150199 is about 9227.6865464752. The cubic root of 85150199 is about 439.9417949867.

The spelling of 85150199 in words is "eighty-five million, one hundred fifty thousand, one hundred ninety-nine".