981484433 has 2 divisors, whose sum is σ = 981484434. Its totient is φ = 981484432.

The previous prime is 981484423. The next prime is 981484453. The reversal of 981484433 is 334484189.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 818360449 + 163123984 = 28607^2 + 12772^2 .

It is a cyclic number.

It is not a de Polignac number, because 981484433 - 2¹⁰ = 981483409 is a prime.

It is not a weakly prime, because it can be changed into another prime (981484403) 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, 490742216 + 490742217.

It is an arithmetic number, because the mean of its divisors is an integer number (490742217).

Almost surely, 2^981484433 is an apocalyptic number.

It is an amenable number.

981484433 is a deficient number, since it is larger than the sum of its proper divisors (1).

981484433 is an equidigital number, since it uses as much as digits as its factorization.

981484433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 331776, while the sum is 44.

The square root of 981484433 is about 31328.6519499323. The cubic root of 981484433 is about 993.7896557992.

The spelling of 981484433 in words is "nine hundred eighty-one million, four hundred eighty-four thousand, four hundred thirty-three".