3421668953 has 2 divisors, whose sum is σ = 3421668954. Its totient is φ = 3421668952.

The previous prime is 3421668947. The next prime is 3421668967. The reversal of 3421668953 is 3598661243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3406239769 + 15429184 = 58363^2 + 3928^2 .

It is a cyclic number.

It is not a de Polignac number, because 3421668953 - 2⁴ = 3421668937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3421668898 and 3421668907.

It is not a weakly prime, because it can be changed into another prime (3421668973) 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, 1710834476 + 1710834477.

It is an arithmetic number, because the mean of its divisors is an integer number (1710834477).

Almost surely, 2^3421668953 is an apocalyptic number.

It is an amenable number.

3421668953 is a deficient number, since it is larger than the sum of its proper divisors (1).

3421668953 is an equidigital number, since it uses as much as digits as its factorization.

3421668953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 933120, while the sum is 47.

The square root of 3421668953 is about 58495.0335755096. The cubic root of 3421668953 is about 1506.8822933607.

The spelling of 3421668953 in words is "three billion, four hundred twenty-one million, six hundred sixty-eight thousand, nine hundred fifty-three".