987873041 has 2 divisors, whose sum is σ = 987873042. Its totient is φ = 987873040.

The previous prime is 987873037. The next prime is 987873059. The reversal of 987873041 is 140378789.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 719044225 + 268828816 = 26815^2 + 16396^2 .

It is a cyclic number.

It is not a de Polignac number, because 987873041 - 2² = 987873037 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (987873641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493936520 + 493936521.

It is an arithmetic number, because the mean of its divisors is an integer number (493936521).

Almost surely, 2^987873041 is an apocalyptic number.

It is an amenable number.

987873041 is a deficient number, since it is larger than the sum of its proper divisors (1).

987873041 is an equidigital number, since it uses as much as digits as its factorization.

987873041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 338688, while the sum is 47.

The square root of 987873041 is about 31430.4476741901. The cubic root of 987873041 is about 995.9412289988.

The spelling of 987873041 in words is "nine hundred eighty-seven million, eight hundred seventy-three thousand, forty-one".