6361136113 has 4 divisors (see below), whose sum is σ = 6361306228. Its totient is φ = 6360966000.

The previous prime is 6361136077. The next prime is 6361136137. The reversal of 6361136113 is 3116311636.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3801585649 + 2559550464 = 61657^2 + 50592^2 .

It is a cyclic number.

It is not a de Polignac number, because 6361136113 - 2⁹ = 6361135601 is a prime.

It is a super-2 number, since 2×6361136113² = 80928105296225497538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6361136413) 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, 1806 + ... + 112807.

It is an arithmetic number, because the mean of its divisors is an integer number (1590326557).

Almost surely, 2^6361136113 is an apocalyptic number.

It is an amenable number.

6361136113 is a deficient number, since it is larger than the sum of its proper divisors (170115).

6361136113 is a wasteful number, since it uses less digits than its factorization.

6361136113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170114.

The product of its digits is 5832, while the sum is 31.

The square root of 6361136113 is about 79756.7308319492. The cubic root of 6361136113 is about 1852.8697717887.

Adding to 6361136113 its reverse (3116311636), we get a palindrome (9477447749).

The spelling of 6361136113 in words is "six billion, three hundred sixty-one million, one hundred thirty-six thousand, one hundred thirteen".