5451493 has 2 divisors, whose sum is σ = 5451494. Its totient is φ = 5451492.

The previous prime is 5451473. The next prime is 5451503. The reversal of 5451493 is 3941545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4870849 + 580644 = 2207^2 + 762^2 .

It is a cyclic number.

It is not a de Polignac number, because 5451493 - 2¹³ = 5443301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5451473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2725746 + 2725747.

It is an arithmetic number, because the mean of its divisors is an integer number (2725747).

Almost surely, 2^5451493 is an apocalyptic number.

It is an amenable number.

5451493 is a deficient number, since it is larger than the sum of its proper divisors (1).

5451493 is an equidigital number, since it uses as much as digits as its factorization.

5451493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 31.

The square root of 5451493 is about 2334.8432495566. The cubic root of 5451493 is about 175.9969545788.

The spelling of 5451493 in words is "five million, four hundred fifty-one thousand, four hundred ninety-three".