3420040013 has 4 divisors (see below), whose sum is σ = 3683120028. Its totient is φ = 3156960000.

The previous prime is 3420040003. The next prime is 3420040067. The reversal of 3420040013 is 3100400243.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2204959849 + 1215080164 = 46957^2 + 34858^2 .

It is a cyclic number.

It is not a de Polignac number, because 3420040013 - 2²⁸ = 3151604557 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3420039973 and 3420040000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3420040003) 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 3 ways as a sum of consecutive naturals, for example, 131539988 + ... + 131540013.

It is an arithmetic number, because the mean of its divisors is an integer number (920780007).

Almost surely, 2^3420040013 is an apocalyptic number.

It is an amenable number.

3420040013 is a deficient number, since it is larger than the sum of its proper divisors (263080015).

3420040013 is a wasteful number, since it uses less digits than its factorization.

3420040013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263080014.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 3420040013 is about 58481.1081717848. The cubic root of 3420040013 is about 1506.6431302993.

Adding to 3420040013 its reverse (3100400243), we get a palindrome (6520440256).

The spelling of 3420040013 in words is "three billion, four hundred twenty million, forty thousand, thirteen".