3473740981 has 2 divisors, whose sum is σ = 3473740982. Its totient is φ = 3473740980.

The previous prime is 3473740979. The next prime is 3473740997. The reversal of 3473740981 is 1890473743.

3473740981 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1817657956 + 1656083025 = 42634^2 + 40695^2 .

It is an emirp because it is prime and its reverse (1890473743) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3473740981 - 2¹ = 3473740979 is a prime.

It is a super-3 number, since 3×3473740981³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

Together with 3473740979, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3473740181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1736870490 + 1736870491.

It is an arithmetic number, because the mean of its divisors is an integer number (1736870491).

Almost surely, 2^3473740981 is an apocalyptic number.

It is an amenable number.

3473740981 is a deficient number, since it is larger than the sum of its proper divisors (1).

3473740981 is an equidigital number, since it uses as much as digits as its factorization.

3473740981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 508032, while the sum is 46.

The square root of 3473740981 is about 58938.4507855441. The cubic root of 3473740981 is about 1514.4879099392.

The spelling of 3473740981 in words is "three billion, four hundred seventy-three million, seven hundred forty thousand, nine hundred eighty-one".