3420203029 has 2 divisors, whose sum is σ = 3420203030. Its totient is φ = 3420203028.

The previous prime is 3420203027. The next prime is 3420203093. The reversal of 3420203029 is 9203020243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3256414225 + 163788804 = 57065^2 + 12798^2 .

It is a cyclic number.

It is not a de Polignac number, because 3420203029 - 2¹ = 3420203027 is a prime.

Together with 3420203027, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 3420202994 and 3420203012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3420203027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710101514 + 1710101515.

It is an arithmetic number, because the mean of its divisors is an integer number (1710101515).

Almost surely, 2^3420203029 is an apocalyptic number.

It is an amenable number.

3420203029 is a deficient number, since it is larger than the sum of its proper divisors (1).

3420203029 is an equidigital number, since it uses as much as digits as its factorization.

3420203029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 3420203029 is about 58482.5019044158. The cubic root of 3420203029 is about 1506.6670679368.

The spelling of 3420203029 in words is "three billion, four hundred twenty million, two hundred three thousand, twenty-nine".