4256347131 has 24 divisors (see below), whose sum is σ = 6323082480. Its totient is φ = 2757456576.

The previous prime is 4256347129. The next prime is 4256347159. The reversal of 4256347131 is 1317436524.

4256347131 is a `hidden beast` number, since 4 + 2 + 5 + 634 + 7 + 13 + 1 = 666.

It is not a de Polignac number, because 4256347131 - 2¹ = 4256347129 is a prime.

It is a super-2 number, since 2×4256347131² = 36232981799143862322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4256347181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48325 + ... + 104153.

It is an arithmetic number, because the mean of its divisors is an integer number (263461770).

Almost surely, 2^4256347131 is an apocalyptic number.

4256347131 is a deficient number, since it is larger than the sum of its proper divisors (2066735349).

4256347131 is a wasteful number, since it uses less digits than its factorization.

4256347131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56075 (or 56072 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 4256347131 is about 65240.6861628539. The cubic root of 4256347131 is about 1620.6118619251.

The spelling of 4256347131 in words is "four billion, two hundred fifty-six million, three hundred forty-seven thousand, one hundred thirty-one".