101085499 has 2 divisors, whose sum is σ = 101085500. Its totient is φ = 101085498.

The previous prime is 101085497. The next prime is 101085521. The reversal of 101085499 is 994580101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101085499 - 2¹ = 101085497 is a prime.

Together with 101085497, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (101085493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50542749 + 50542750.

It is an arithmetic number, because the mean of its divisors is an integer number (50542750).

Almost surely, 2^101085499 is an apocalyptic number.

101085499 is a deficient number, since it is larger than the sum of its proper divisors (1).

101085499 is an equidigital number, since it uses as much as digits as its factorization.

101085499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 37.

The square root of 101085499 is about 10054.1284555152. The cubic root of 101085499 is about 465.8323228448.

The spelling of 101085499 in words is "one hundred one million, eighty-five thousand, four hundred ninety-nine".