6161357311 has 4 divisors (see below), whose sum is σ = 6523790112. Its totient is φ = 5798924512.

The previous prime is 6161357303. The next prime is 6161357359. The reversal of 6161357311 is 1137531616.

6161357311 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 6161357311 - 2³ = 6161357303 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 (6161357611) 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, 181216375 + ... + 181216408.

It is an arithmetic number, because the mean of its divisors is an integer number (1630947528).

Almost surely, 2^6161357311 is an apocalyptic number.

6161357311 is a deficient number, since it is larger than the sum of its proper divisors (362432801).

6161357311 is a wasteful number, since it uses less digits than its factorization.

6161357311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362432800.

The product of its digits is 11340, while the sum is 34.

The square root of 6161357311 is about 78494.3138768663. The cubic root of 6161357311 is about 1833.2659200079.

Adding to 6161357311 its reverse (1137531616), we get a palindrome (7298888927).

The spelling of 6161357311 in words is "six billion, one hundred sixty-one million, three hundred fifty-seven thousand, three hundred eleven".