6347232481 has 2 divisors, whose sum is σ = 6347232482. Its totient is φ = 6347232480.

The previous prime is 6347232469. The next prime is 6347232497. The reversal of 6347232481 is 1842327436.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6234681600 + 112550881 = 78960^2 + 10609^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6347232481 is a prime.

It is a super-2 number, since 2×6347232481² = 80574720335722830722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6347232431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3173616240 + 3173616241.

It is an arithmetic number, because the mean of its divisors is an integer number (3173616241).

Almost surely, 2^6347232481 is an apocalyptic number.

It is an amenable number.

6347232481 is a deficient number, since it is larger than the sum of its proper divisors (1).

6347232481 is an equidigital number, since it uses as much as digits as its factorization.

6347232481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 193536, while the sum is 40.

The square root of 6347232481 is about 79669.5204014685. The cubic root of 6347232481 is about 1851.5188385065.

The spelling of 6347232481 in words is "six billion, three hundred forty-seven million, two hundred thirty-two thousand, four hundred eighty-one".