987383 has 2 divisors, whose sum is σ = 987384. Its totient is φ = 987382.

The previous prime is 987361. The next prime is 987391. The reversal of 987383 is 383789.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 987383 - 2⁸ = 987127 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 987383.

It is not a weakly prime, because it can be changed into another prime (987313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493691 + 493692.

It is an arithmetic number, because the mean of its divisors is an integer number (493692).

2⁹⁸⁷³⁸³ is an apocalyptic number.

987383 is a deficient number, since it is larger than the sum of its proper divisors (1).

987383 is an equidigital number, since it uses as much as digits as its factorization.

987383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 38.

The square root of 987383 is about 993.6714748849. The cubic root of 987383 is about 99.5776520668.

The spelling of 987383 in words is "nine hundred eighty-seven thousand, three hundred eighty-three".