989069803 has 2 divisors, whose sum is σ = 989069804. Its totient is φ = 989069802.

The previous prime is 989069791. The next prime is 989069821. The reversal of 989069803 is 308960989.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 989069803 - 2¹³ = 989061611 is a prime.

It is not a weakly prime, because it can be changed into another prime (989069863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494534901 + 494534902.

It is an arithmetic number, because the mean of its divisors is an integer number (494534902).

Almost surely, 2^989069803 is an apocalyptic number.

989069803 is a deficient number, since it is larger than the sum of its proper divisors (1).

989069803 is an equidigital number, since it uses as much as digits as its factorization.

989069803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 839808, while the sum is 52.

The square root of 989069803 is about 31449.4801705847. The cubic root of 989069803 is about 996.3432454453.

The spelling of 989069803 in words is "nine hundred eighty-nine million, sixty-nine thousand, eight hundred three".