5646542453 has 2 divisors, whose sum is σ = 5646542454. Its totient is φ = 5646542452.

The previous prime is 5646542449. The next prime is 5646542479. The reversal of 5646542453 is 3542456465.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5627550289 + 18992164 = 75017^2 + 4358^2 .

It is a cyclic number.

It is not a de Polignac number, because 5646542453 - 2² = 5646542449 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5646542053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2823271226 + 2823271227.

It is an arithmetic number, because the mean of its divisors is an integer number (2823271227).

Almost surely, 2^5646542453 is an apocalyptic number.

It is an amenable number.

5646542453 is a deficient number, since it is larger than the sum of its proper divisors (1).

5646542453 is an equidigital number, since it uses as much as digits as its factorization.

5646542453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728000, while the sum is 44.

The square root of 5646542453 is about 75143.4791116302. The cubic root of 5646542453 is about 1780.7141069635.

The spelling of 5646542453 in words is "five billion, six hundred forty-six million, five hundred forty-two thousand, four hundred fifty-three".