3454203451889 has 2 divisors, whose sum is σ = 3454203451890. Its totient is φ = 3454203451888.

The previous prime is 3454203451847. The next prime is 3454203451999. The reversal of 3454203451889 is 9881543024543.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3306243982864 + 147959469025 = 1818308^2 + 384655^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3454203451889 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3454203451189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1727101725944 + 1727101725945.

It is an arithmetic number, because the mean of its divisors is an integer number (1727101725945).

Almost surely, 2^{3454203451889} is an apocalyptic number.

It is an amenable number.

3454203451889 is a deficient number, since it is larger than the sum of its proper divisors (1).

3454203451889 is an equidigital number, since it uses as much as digits as its factorization.

3454203451889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16588800, while the sum is 56.

The spelling of 3454203451889 in words is "three trillion, four hundred fifty-four billion, two hundred three million, four hundred fifty-one thousand, eight hundred eighty-nine".