773161613 has 4 divisors (see below), whose sum is σ = 883613280. Its totient is φ = 662709948.

The previous prime is 773161579. The next prime is 773161619. The reversal of 773161613 is 316161377.

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 not a de Polignac number, because 773161613 - 2¹⁰ = 773160589 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 (773161619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55225823 + ... + 55225836.

It is an arithmetic number, because the mean of its divisors is an integer number (220903320).

Almost surely, 2^773161613 is an apocalyptic number.

It is an amenable number.

773161613 is a deficient number, since it is larger than the sum of its proper divisors (110451667).

773161613 is a wasteful number, since it uses less digits than its factorization.

773161613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110451666.

The product of its digits is 15876, while the sum is 35.

The square root of 773161613 is about 27805.7838048130. The cubic root of 773161613 is about 917.8184024606.

The spelling of 773161613 in words is "seven hundred seventy-three million, one hundred sixty-one thousand, six hundred thirteen".