612346453 has 2 divisors, whose sum is σ = 612346454. Its totient is φ = 612346452.

The previous prime is 612346403. The next prime is 612346507. The reversal of 612346453 is 354643216.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 560837124 + 51509329 = 23682^2 + 7177^2 .

It is a cyclic number.

It is not a de Polignac number, because 612346453 - 2²¹ = 610249301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (612346403) 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, 306173226 + 306173227.

It is an arithmetic number, because the mean of its divisors is an integer number (306173227).

Almost surely, 2^612346453 is an apocalyptic number.

It is an amenable number.

612346453 is a deficient number, since it is larger than the sum of its proper divisors (1).

612346453 is an equidigital number, since it uses as much as digits as its factorization.

612346453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 34.

The square root of 612346453 is about 24745.6350292329. The cubic root of 612346453 is about 849.1786543492.

Adding to 612346453 its reverse (354643216), we get a palindrome (966989669).

The spelling of 612346453 in words is "six hundred twelve million, three hundred forty-six thousand, four hundred fifty-three".