3420443511 has 8 divisors (see below), whose sum is σ = 5067323760. Its totient is φ = 2280295656.

The previous prime is 3420443501. The next prime is 3420443513. The reversal of 3420443511 is 1153440243.

It is a happy number.

It is not a de Polignac number, because 3420443511 - 2⁶ = 3420443447 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 126683093 = 3420443511 / (3 + 4 + 2 + 0 + 4 + 4 + 3 + 5 + 1 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3420443513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63341520 + ... + 63341573.

It is an arithmetic number, because the mean of its divisors is an integer number (633415470).

Almost surely, 2^3420443511 is an apocalyptic number.

3420443511 is a deficient number, since it is larger than the sum of its proper divisors (1646880249).

3420443511 is a wasteful number, since it uses less digits than its factorization.

3420443511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126683102 (or 126683096 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 3420443511 is about 58484.5578849665. The cubic root of 3420443511 is about 1506.7023794680.

Adding to 3420443511 its reverse (1153440243), we get a palindrome (4573883754).

The spelling of 3420443511 in words is "three billion, four hundred twenty million, four hundred forty-three thousand, five hundred eleven".