3420367187 has 2 divisors, whose sum is σ = 3420367188. Its totient is φ = 3420367186.

The previous prime is 3420367183. The next prime is 3420367199. The reversal of 3420367187 is 7817630243.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3420367187 - 2² = 3420367183 is a prime.

It is not a weakly prime, because it can be changed into another prime (3420367183) 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 as a sum of consecutive naturals, namely, 1710183593 + 1710183594.

It is an arithmetic number, because the mean of its divisors is an integer number (1710183594).

Almost surely, 2^3420367187 is an apocalyptic number.

3420367187 is a deficient number, since it is larger than the sum of its proper divisors (1).

3420367187 is an equidigital number, since it uses as much as digits as its factorization.

3420367187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 41.

The square root of 3420367187 is about 58483.9053672034. The cubic root of 3420367187 is about 1506.6911724995.

The spelling of 3420367187 in words is "three billion, four hundred twenty million, three hundred sixty-seven thousand, one hundred eighty-seven".