85098983 has 2 divisors, whose sum is σ = 85098984. Its totient is φ = 85098982.

The previous prime is 85098953. The next prime is 85099009. The reversal of 85098983 is 38989058.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85098983 - 2¹⁰ = 85097959 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85098913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42549491 + 42549492.

It is an arithmetic number, because the mean of its divisors is an integer number (42549492).

Almost surely, 2^85098983 is an apocalyptic number.

85098983 is a deficient number, since it is larger than the sum of its proper divisors (1).

85098983 is an equidigital number, since it uses as much as digits as its factorization.

85098983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 50.

The square root of 85098983 is about 9224.9110022807. The cubic root of 85098983 is about 439.8535721434.

The spelling of 85098983 in words is "eighty-five million, ninety-eight thousand, nine hundred eighty-three".