5204981 has 2 divisors, whose sum is σ = 5204982. Its totient is φ = 5204980.

The previous prime is 5204977. The next prime is 5204999. The reversal of 5204981 is 1894025.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5134756 + 70225 = 2266^2 + 265^2 .

It is a cyclic number.

It is not a de Polignac number, because 5204981 - 2² = 5204977 is a prime.

It is a super-2 number, since 2×5204981² = 54183654420722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5204911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2602490 + 2602491.

It is an arithmetic number, because the mean of its divisors is an integer number (2602491).

Almost surely, 2^5204981 is an apocalyptic number.

It is an amenable number.

5204981 is a deficient number, since it is larger than the sum of its proper divisors (1).

5204981 is an equidigital number, since it uses as much as digits as its factorization.

5204981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 5204981 is about 2281.4427452820. The cubic root of 5204981 is about 173.3031205559.

The spelling of 5204981 in words is "five million, two hundred four thousand, nine hundred eighty-one".