6970409543 has 2 divisors, whose sum is σ = 6970409544. Its totient is φ = 6970409542.

The previous prime is 6970409503. The next prime is 6970409557. The reversal of 6970409543 is 3459040796.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6970409543 - 2¹⁰ = 6970408519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6970409503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3485204771 + 3485204772.

It is an arithmetic number, because the mean of its divisors is an integer number (3485204772).

Almost surely, 2^6970409543 is an apocalyptic number.

6970409543 is a deficient number, since it is larger than the sum of its proper divisors (1).

6970409543 is an equidigital number, since it uses as much as digits as its factorization.

6970409543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 816480, while the sum is 47.

The square root of 6970409543 is about 83488.9785720247. The cubic root of 6970409543 is about 1910.2319229901.

The spelling of 6970409543 in words is "six billion, nine hundred seventy million, four hundred nine thousand, five hundred forty-three".