6471238441 has 2 divisors, whose sum is σ = 6471238442. Its totient is φ = 6471238440.

The previous prime is 6471238427. The next prime is 6471238447. The reversal of 6471238441 is 1448321746.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5697230400 + 774008041 = 75480^2 + 27821^2 .

It is a cyclic number.

It is not a de Polignac number, because 6471238441 - 2⁵ = 6471238409 is a prime.

It is a super-2 number, since 2×6471238441² = 83753853920552220962, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6471238394 and 6471238403.

It is not a weakly prime, because it can be changed into another prime (6471238447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3235619220 + 3235619221.

It is an arithmetic number, because the mean of its divisors is an integer number (3235619221).

Almost surely, 2^6471238441 is an apocalyptic number.

It is an amenable number.

6471238441 is a deficient number, since it is larger than the sum of its proper divisors (1).

6471238441 is an equidigital number, since it uses as much as digits as its factorization.

6471238441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129024, while the sum is 40.

The square root of 6471238441 is about 80444.0081112322. The cubic root of 6471238441 is about 1863.4988714726.

The spelling of 6471238441 in words is "six billion, four hundred seventy-one million, two hundred thirty-eight thousand, four hundred forty-one".