989034533 has 2 divisors, whose sum is σ = 989034534. Its totient is φ = 989034532.

The previous prime is 989034479. The next prime is 989034547. The reversal of 989034533 is 335430989.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 714867169 + 274167364 = 26737^2 + 16558^2 .

It is a cyclic number.

It is not a de Polignac number, because 989034533 - 2⁶ = 989034469 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (989034593) 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, 494517266 + 494517267.

It is an arithmetic number, because the mean of its divisors is an integer number (494517267).

Almost surely, 2^989034533 is an apocalyptic number.

It is an amenable number.

989034533 is a deficient number, since it is larger than the sum of its proper divisors (1).

989034533 is an equidigital number, since it uses as much as digits as its factorization.

989034533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 349920, while the sum is 44.

The square root of 989034533 is about 31448.9194249977. The cubic root of 989034533 is about 996.3314021815.

The spelling of 989034533 in words is "nine hundred eighty-nine million, thirty-four thousand, five hundred thirty-three".