981419053 has 2 divisors, whose sum is σ = 981419054. Its totient is φ = 981419052.

The previous prime is 981419051. The next prime is 981419063. The reversal of 981419053 is 350914189.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 876929769 + 104489284 = 29613^2 + 10222^2 .

It is an emirp because it is prime and its reverse (350914189) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 981419053 - 2¹ = 981419051 is a prime.

Together with 981419051, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 981418997 and 981419015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (981419051) 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, 490709526 + 490709527.

It is an arithmetic number, because the mean of its divisors is an integer number (490709527).

Almost surely, 2^981419053 is an apocalyptic number.

It is an amenable number.

981419053 is a deficient number, since it is larger than the sum of its proper divisors (1).

981419053 is an equidigital number, since it uses as much as digits as its factorization.

981419053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 40.

The square root of 981419053 is about 31327.6084787843. The cubic root of 981419053 is about 993.7675887450.

The spelling of 981419053 in words is "nine hundred eighty-one million, four hundred nineteen thousand, fifty-three".