988963 has 2 divisors, whose sum is σ = 988964. Its totient is φ = 988962.

The previous prime is 988951. The next prime is 988979. The reversal of 988963 is 369889.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-988963 is a prime.

It is not a weakly prime, because it can be changed into another prime (988763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494481 + 494482.

It is an arithmetic number, because the mean of its divisors is an integer number (494482).

2⁹⁸⁸⁹⁶³ is an apocalyptic number.

988963 is a deficient number, since it is larger than the sum of its proper divisors (1).

988963 is an equidigital number, since it uses as much as digits as its factorization.

988963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 43.

The square root of 988963 is about 994.4661884649. The cubic root of 988963 is about 99.6307381351.

The spelling of 988963 in words is "nine hundred eighty-eight thousand, nine hundred sixty-three".