6734342981 has 2 divisors, whose sum is σ = 6734342982. Its totient is φ = 6734342980.

The previous prime is 6734342941. The next prime is 6734342999. The reversal of 6734342981 is 1892434376.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6287697025 + 446645956 = 79295^2 + 21134^2 .

It is a cyclic number.

It is not a de Polignac number, because 6734342981 - 2¹⁴ = 6734326597 is a prime.

It is a super-2 number, since 2×6734342981² = 90702750771487932722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6734342941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3367171490 + 3367171491.

It is an arithmetic number, because the mean of its divisors is an integer number (3367171491).

Almost surely, 2^6734342981 is an apocalyptic number.

It is an amenable number.

6734342981 is a deficient number, since it is larger than the sum of its proper divisors (1).

6734342981 is an equidigital number, since it uses as much as digits as its factorization.

6734342981 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 47.

The square root of 6734342981 is about 82063.0427232625. The cubic root of 6734342981 is about 1888.4192133726.

The spelling of 6734342981 in words is "six billion, seven hundred thirty-four million, three hundred forty-two thousand, nine hundred eighty-one".