987299 has 2 divisors, whose sum is σ = 987300. Its totient is φ = 987298.

The previous prime is 987293. The next prime is 987313. The reversal of 987299 is 992789.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 987299 - 2⁸ = 987043 is a prime.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (987293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493649 + 493650.

It is an arithmetic number, because the mean of its divisors is an integer number (493650).

2⁹⁸⁷²⁹⁹ is an apocalyptic number.

987299 is a deficient number, since it is larger than the sum of its proper divisors (1).

987299 is an equidigital number, since it uses as much as digits as its factorization.

987299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 44.

The square root of 987299 is about 993.6292064951. The cubic root of 987299 is about 99.5748281846.

The spelling of 987299 in words is "nine hundred eighty-seven thousand, two hundred ninety-nine".