6159861137 has 4 divisors (see below), whose sum is σ = 6160033776. Its totient is φ = 6159688500.

The previous prime is 6159861133. The next prime is 6159861139. The reversal of 6159861137 is 7311689516.

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 6159861137 - 2² = 6159861133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6159861091 and 6159861100.

It is not an unprimeable number, because it can be changed into a prime (6159861133) 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, 10739 + ... + 111512.

It is an arithmetic number, because the mean of its divisors is an integer number (1540008444).

Almost surely, 2^6159861137 is an apocalyptic number.

It is an amenable number.

6159861137 is a deficient number, since it is larger than the sum of its proper divisors (172639).

6159861137 is a wasteful number, since it uses less digits than its factorization.

6159861137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172638.

The product of its digits is 272160, while the sum is 47.

The square root of 6159861137 is about 78484.7828371844. The cubic root of 6159861137 is about 1833.1175161895.

The spelling of 6159861137 in words is "six billion, one hundred fifty-nine million, eight hundred sixty-one thousand, one hundred thirty-seven".