453231613 has 2 divisors, whose sum is σ = 453231614. Its totient is φ = 453231612.

The previous prime is 453231557. The next prime is 453231661. The reversal of 453231613 is 316132354.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 440076484 + 13155129 = 20978^2 + 3627^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-453231613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (453231683) 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, 226615806 + 226615807.

It is an arithmetic number, because the mean of its divisors is an integer number (226615807).

Almost surely, 2^453231613 is an apocalyptic number.

It is an amenable number.

453231613 is a deficient number, since it is larger than the sum of its proper divisors (1).

453231613 is an equidigital number, since it uses as much as digits as its factorization.

453231613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 28.

The square root of 453231613 is about 21289.2370224957. The cubic root of 453231613 is about 768.1394405784.

Adding to 453231613 its reverse (316132354), we get a palindrome (769363967).

The spelling of 453231613 in words is "four hundred fifty-three million, two hundred thirty-one thousand, six hundred thirteen".