987832499 has 2 divisors, whose sum is σ = 987832500. Its totient is φ = 987832498.

The previous prime is 987832493. The next prime is 987832513. The reversal of 987832499 is 994238789.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-987832499 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (987832493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493916249 + 493916250.

It is an arithmetic number, because the mean of its divisors is an integer number (493916250).

Almost surely, 2^987832499 is an apocalyptic number.

987832499 is a deficient number, since it is larger than the sum of its proper divisors (1).

987832499 is an equidigital number, since it uses as much as digits as its factorization.

987832499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7838208, while the sum is 59.

The square root of 987832499 is about 31429.8027197117. The cubic root of 987832499 is about 995.9276044405.

The spelling of 987832499 in words is "nine hundred eighty-seven million, eight hundred thirty-two thousand, four hundred ninety-nine".