5403491 has 2 divisors, whose sum is σ = 5403492. Its totient is φ = 5403490.

The previous prime is 5403487. The next prime is 5403493. The reversal of 5403491 is 1943045.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5403491 - 2² = 5403487 is a prime.

Together with 5403493, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5403491.

It is not a weakly prime, because it can be changed into another prime (5403493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2701745 + 2701746.

It is an arithmetic number, because the mean of its divisors is an integer number (2701746).

Almost surely, 2^5403491 is an apocalyptic number.

5403491 is a deficient number, since it is larger than the sum of its proper divisors (1).

5403491 is an equidigital number, since it uses as much as digits as its factorization.

5403491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 5403491 is about 2324.5410299670. The cubic root of 5403491 is about 175.4788626150.

The spelling of 5403491 in words is "five million, four hundred three thousand, four hundred ninety-one".