605678453 has 2 divisors, whose sum is σ = 605678454. Its totient is φ = 605678452.

The previous prime is 605678441. The next prime is 605678471. The reversal of 605678453 is 354876506.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 492085489 + 113592964 = 22183^2 + 10658^2 .

It is a cyclic number.

It is not a de Polignac number, because 605678453 - 2²⁴ = 588901237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (605678413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302839226 + 302839227.

It is an arithmetic number, because the mean of its divisors is an integer number (302839227).

Almost surely, 2^605678453 is an apocalyptic number.

It is an amenable number.

605678453 is a deficient number, since it is larger than the sum of its proper divisors (1).

605678453 is an equidigital number, since it uses as much as digits as its factorization.

605678453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 604800, while the sum is 44.

The square root of 605678453 is about 24610.5354066099. The cubic root of 605678453 is about 846.0850889757.

The spelling of 605678453 in words is "six hundred five million, six hundred seventy-eight thousand, four hundred fifty-three".