5403493 has 2 divisors, whose sum is σ = 5403494. Its totient is φ = 5403492.

The previous prime is 5403491. The next prime is 5403511. The reversal of 5403493 is 3943045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3038049 + 2365444 = 1743^2 + 1538^2 .

It is a cyclic number.

It is not a de Polignac number, because 5403493 - 2¹ = 5403491 is a prime.

Together with 5403491, 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 (5403491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2701746 + 2701747.

It is an arithmetic number, because the mean of its divisors is an integer number (2701747).

Almost surely, 2^5403493 is an apocalyptic number.

It is an amenable number.

5403493 is a deficient number, since it is larger than the sum of its proper divisors (1).

5403493 is an equidigital number, since it uses as much as digits as its factorization.

5403493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 5403493 is about 2324.5414601594. The cubic root of 5403493 is about 175.4788842651.

The spelling of 5403493 in words is "five million, four hundred three thousand, four hundred ninety-three".