613716461 has 4 divisors (see below), whose sum is σ = 614040192. Its totient is φ = 613392732.

The previous prime is 613716443. The next prime is 613716463. The reversal of 613716461 is 164617316.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-613716461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613716463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159005 + ... + 162818.

It is an arithmetic number, because the mean of its divisors is an integer number (153510048).

Almost surely, 2^613716461 is an apocalyptic number.

It is an amenable number.

613716461 is a deficient number, since it is larger than the sum of its proper divisors (323731).

613716461 is a wasteful number, since it uses less digits than its factorization.

613716461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323730.

The product of its digits is 18144, while the sum is 35.

The square root of 613716461 is about 24773.3013746654. The cubic root of 613716461 is about 849.8114742213.

The spelling of 613716461 in words is "six hundred thirteen million, seven hundred sixteen thousand, four hundred sixty-one".