3420003155 has 8 divisors (see below), whose sum is σ = 4108210272. Its totient is φ = 2733198208.

The previous prime is 3420003149. The next prime is 3420003163. The reversal of 3420003155 is 5513000243.

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 3420003155 - 2⁸ = 3420002899 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3420003155.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 345167 + ... + 354936.

It is an arithmetic number, because the mean of its divisors is an integer number (513526284).

Almost surely, 2^3420003155 is an apocalyptic number.

3420003155 is a deficient number, since it is larger than the sum of its proper divisors (688207117).

3420003155 is an equidigital number, since it uses as much as digits as its factorization.

3420003155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701085.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 3420003155 is about 58480.7930435284. The cubic root of 3420003155 is about 1506.6377178819.

Adding to 3420003155 its reverse (5513000243), we get a palindrome (8933003398).

The spelling of 3420003155 in words is "three billion, four hundred twenty million, three thousand, one hundred fifty-five".