5233981 has 2 divisors, whose sum is σ = 5233982. Its totient is φ = 5233980.

The previous prime is 5233979. The next prime is 5233997. The reversal of 5233981 is 1893325.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5134756 + 99225 = 2266^2 + 315^2 .

It is a cyclic number.

It is not a de Polignac number, because 5233981 - 2¹ = 5233979 is a prime.

It is a super-2 number, since 2×5233981² = 54789114216722, which contains 22 as substring.

Together with 5233979, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5233951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2616990 + 2616991.

It is an arithmetic number, because the mean of its divisors is an integer number (2616991).

Almost surely, 2^5233981 is an apocalyptic number.

It is an amenable number.

5233981 is a deficient number, since it is larger than the sum of its proper divisors (1).

5233981 is an equidigital number, since it uses as much as digits as its factorization.

5233981 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 31.

The square root of 5233981 is about 2287.7895445167. The cubic root of 5233981 is about 173.6243824014.

The spelling of 5233981 in words is "five million, two hundred thirty-three thousand, nine hundred eighty-one".