981482123 has 2 divisors, whose sum is σ = 981482124. Its totient is φ = 981482122.

The previous prime is 981482087. The next prime is 981482137. The reversal of 981482123 is 321284189.

It is a strong prime.

It is an emirp because it is prime and its reverse (321284189) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 981482123 - 2¹⁰ = 981481099 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (981482323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 490741061 + 490741062.

It is an arithmetic number, because the mean of its divisors is an integer number (490741062).

Almost surely, 2^981482123 is an apocalyptic number.

981482123 is a deficient number, since it is larger than the sum of its proper divisors (1).

981482123 is an equidigital number, since it uses as much as digits as its factorization.

981482123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27648, while the sum is 38.

The square root of 981482123 is about 31328.6150827004. The cubic root of 981482123 is about 993.7888761448.

The spelling of 981482123 in words is "nine hundred eighty-one million, four hundred eighty-two thousand, one hundred twenty-three".