613434473 has 2 divisors, whose sum is σ = 613434474. Its totient is φ = 613434472.

The previous prime is 613434467. The next prime is 613434487. The reversal of 613434473 is 374434316.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 495863824 + 117570649 = 22268^2 + 10843^2 .

It is a cyclic number.

It is not a de Polignac number, because 613434473 - 2²⁰ = 612385897 is a prime.

It is not a weakly prime, because it can be changed into another prime (613434373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306717236 + 306717237.

It is an arithmetic number, because the mean of its divisors is an integer number (306717237).

Almost surely, 2^613434473 is an apocalyptic number.

It is an amenable number.

613434473 is a deficient number, since it is larger than the sum of its proper divisors (1).

613434473 is an equidigital number, since it uses as much as digits as its factorization.

613434473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 35.

The square root of 613434473 is about 24767.6093517320. The cubic root of 613434473 is about 849.6812982823.

Adding to 613434473 its reverse (374434316), we get a palindrome (987868789).

The spelling of 613434473 in words is "six hundred thirteen million, four hundred thirty-four thousand, four hundred seventy-three".