5353981 has 2 divisors, whose sum is σ = 5353982. Its totient is φ = 5353980.

The previous prime is 5353969. The next prime is 5353987. The reversal of 5353981 is 1893535.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5331481 + 22500 = 2309^2 + 150^2 .

It is a cyclic number.

It is not a de Polignac number, because 5353981 - 2⁵ = 5353949 is a prime.

It is a super-2 number, since 2×5353981² = 57330225096722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5353987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2676990 + 2676991.

It is an arithmetic number, because the mean of its divisors is an integer number (2676991).

Almost surely, 2^5353981 is an apocalyptic number.

It is an amenable number.

5353981 is a deficient number, since it is larger than the sum of its proper divisors (1).

5353981 is an equidigital number, since it uses as much as digits as its factorization.

5353981 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16200, while the sum is 34.

The square root of 5353981 is about 2313.8671094080. The cubic root of 5353981 is about 174.9412700884.

The spelling of 5353981 in words is "five million, three hundred fifty-three thousand, nine hundred eighty-one".