6113502513 has 8 divisors (see below), whose sum is σ = 9057040800. Its totient is φ = 4075668324.

The previous prime is 6113502469. The next prime is 6113502553. The reversal of 6113502513 is 3152053116.

6113502513 is a `hidden beast` number, since 61 + 1 + 350 + 251 + 3 = 666.

It is not a de Polignac number, because 6113502513 - 2¹⁴ = 6113486129 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 226426019 = 6113502513 / (6 + 1 + 1 + 3 + 5 + 0 + 2 + 5 + 1 + 3).

It is not an unprimeable number, because it can be changed into a prime (6113502553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113212983 + ... + 113213036.

It is an arithmetic number, because the mean of its divisors is an integer number (1132130100).

Almost surely, 2^6113502513 is an apocalyptic number.

It is an amenable number.

6113502513 is a deficient number, since it is larger than the sum of its proper divisors (2943538287).

6113502513 is a wasteful number, since it uses less digits than its factorization.

6113502513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226426028 (or 226426022 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 6113502513 is about 78188.8899588682. The cubic root of 6113502513 is about 1828.5072992876.

Adding to 6113502513 its reverse (3152053116), we get a palindrome (9265555629).

The spelling of 6113502513 in words is "six billion, one hundred thirteen million, five hundred two thousand, five hundred thirteen".