6147347131 has 4 divisors (see below), whose sum is σ = 6157576264. Its totient is φ = 6137118000.

The previous prime is 6147347119. The next prime is 6147347137. The reversal of 6147347131 is 1317437416.

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 6147347131 - 2⁵ = 6147347099 is a prime.

It is a super-2 number, since 2×6147347131² = 75579753498027862322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6147347137) 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, 5113665 + ... + 5114866.

It is an arithmetic number, because the mean of its divisors is an integer number (1539394066).

Almost surely, 2^6147347131 is an apocalyptic number.

6147347131 is a deficient number, since it is larger than the sum of its proper divisors (10229133).

6147347131 is a wasteful number, since it uses less digits than its factorization.

6147347131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10229132.

The product of its digits is 42336, while the sum is 37.

The square root of 6147347131 is about 78405.0198074077. The cubic root of 6147347131 is about 1831.8753239326.

The spelling of 6147347131 in words is "six billion, one hundred forty-seven million, three hundred forty-seven thousand, one hundred thirty-one".