201499 has 2 divisors, whose sum is σ = 201500. Its totient is φ = 201498.

The previous prime is 201497. The next prime is 201511. The reversal of 201499 is 994102.

201499 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201499 - 2¹ = 201497 is a prime.

Together with 201497, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (201491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100749 + 100750.

It is an arithmetic number, because the mean of its divisors is an integer number (100750).

2²⁰¹⁴⁹⁹ is an apocalyptic number.

201499 is a deficient number, since it is larger than the sum of its proper divisors (1).

201499 is an equidigital number, since it uses as much as digits as its factorization.

201499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 201499 is about 448.8863998831. The cubic root of 201499 is about 58.6260946812.

The spelling of 201499 in words is "two hundred one thousand, four hundred ninety-nine".