613143293354 has 4 divisors (see below), whose sum is σ = 919714940034. Its totient is φ = 306571646676.

The previous prime is 613143293327. The next prime is 613143293359. The reversal of 613143293354 is 453392341316.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 522189781129 + 90953512225 = 722627^2 + 301585^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (613143293359) 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, 153285823337 + ... + 153285823340.

Almost surely, 2^613143293354 is an apocalyptic number.

613143293354 is a deficient number, since it is larger than the sum of its proper divisors (306571646680).

613143293354 is a wasteful number, since it uses less digits than its factorization.

613143293354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306571646679.

The product of its digits is 699840, while the sum is 44.

The spelling of 613143293354 in words is "six hundred thirteen billion, one hundred forty-three million, two hundred ninety-three thousand, three hundred fifty-four".