3420120343 has 8 divisors (see below), whose sum is σ = 3432152000. Its totient is φ = 3408104160.

The previous prime is 3420120337. The next prime is 3420120439. The reversal of 3420120343 is 3430210243.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3420120343 - 2¹³ = 3420112151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3420127343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 592033 + ... + 597781.

It is an arithmetic number, because the mean of its divisors is an integer number (429019000).

Almost surely, 2^3420120343 is an apocalyptic number.

3420120343 is a deficient number, since it is larger than the sum of its proper divisors (12031657).

3420120343 is a wasteful number, since it uses less digits than its factorization.

3420120343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7737.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 3420120343 is about 58481.7949707428. The cubic root of 3420120343 is about 1506.6549262329.

Adding to 3420120343 its reverse (3430210243), we get a palindrome (6850330586).

The spelling of 3420120343 in words is "three billion, four hundred twenty million, one hundred twenty thousand, three hundred forty-three".