3483809981 has 2 divisors, whose sum is σ = 3483809982. Its totient is φ = 3483809980.

The previous prime is 3483809969. The next prime is 3483810059. The reversal of 3483809981 is 1899083843.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2762028025 + 721781956 = 52555^2 + 26866^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3483809981 is a prime.

It is a super-2 number, since 2×3483809981² = 24273863967430440722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3483809911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1741904990 + 1741904991.

It is an arithmetic number, because the mean of its divisors is an integer number (1741904991).

Almost surely, 2^3483809981 is an apocalyptic number.

It is an amenable number.

3483809981 is a deficient number, since it is larger than the sum of its proper divisors (1).

3483809981 is an equidigital number, since it uses as much as digits as its factorization.

3483809981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1492992, while the sum is 53.

The square root of 3483809981 is about 59023.8085944985. The cubic root of 3483809981 is about 1515.9497986790.

The spelling of 3483809981 in words is "three billion, four hundred eighty-three million, eight hundred nine thousand, nine hundred eighty-one".