3430021937 has 2 divisors, whose sum is σ = 3430021938. Its totient is φ = 3430021936.

The previous prime is 3430021897. The next prime is 3430022021. The reversal of 3430021937 is 7391200343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3429742096 + 279841 = 58564^2 + 529^2 .

It is an emirp because it is prime and its reverse (7391200343) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3430021937 is a prime.

It is not a weakly prime, because it can be changed into another prime (3430021237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1715010968 + 1715010969.

It is an arithmetic number, because the mean of its divisors is an integer number (1715010969).

Almost surely, 2^3430021937 is an apocalyptic number.

It is an amenable number.

3430021937 is a deficient number, since it is larger than the sum of its proper divisors (1).

3430021937 is an equidigital number, since it uses as much as digits as its factorization.

3430021937 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 3430021937 is about 58566.3891408716. The cubic root of 3430021937 is about 1508.1074981062.

The spelling of 3430021937 in words is "three billion, four hundred thirty million, twenty-one thousand, nine hundred thirty-seven".