3420459901 has 2 divisors, whose sum is σ = 3420459902. Its totient is φ = 3420459900.

The previous prime is 3420459899. The next prime is 3420459907. The reversal of 3420459901 is 1099540243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3402388900 + 18071001 = 58330^2 + 4251^2 .

It is an emirp because it is prime and its reverse (1099540243) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3420459901 - 2¹ = 3420459899 is a prime.

Together with 3420459899, 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 (3420459907) 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, 1710229950 + 1710229951.

It is an arithmetic number, because the mean of its divisors is an integer number (1710229951).

Almost surely, 2^3420459901 is an apocalyptic number.

It is an amenable number.

3420459901 is a deficient number, since it is larger than the sum of its proper divisors (1).

3420459901 is an equidigital number, since it uses as much as digits as its factorization.

3420459901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 3420459901 is about 58484.6980072566. The cubic root of 3420459901 is about 1506.7047860577.

The spelling of 3420459901 in words is "three billion, four hundred twenty million, four hundred fifty-nine thousand, nine hundred one".