3449381843 has 2 divisors, whose sum is σ = 3449381844. Its totient is φ = 3449381842.

The previous prime is 3449381773. The next prime is 3449381851. The reversal of 3449381843 is 3481839443.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3449381843 - 2¹⁴ = 3449365459 is a prime.

It is not a weakly prime, because it can be changed into another prime (3449381893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1724690921 + 1724690922.

It is an arithmetic number, because the mean of its divisors is an integer number (1724690922).

Almost surely, 2^3449381843 is an apocalyptic number.

3449381843 is a deficient number, since it is larger than the sum of its proper divisors (1).

3449381843 is an equidigital number, since it uses as much as digits as its factorization.

3449381843 is an evil number, because the sum of its binary digits is even.

The product of its digits is 995328, while the sum is 47.

The square root of 3449381843 is about 58731.4382847892. The cubic root of 3449381843 is about 1510.9395557571.

The spelling of 3449381843 in words is "three billion, four hundred forty-nine million, three hundred eighty-one thousand, eight hundred forty-three".