1674007889 has 2 divisors, whose sum is σ = 1674007890. Its totient is φ = 1674007888.

The previous prime is 1674007871. The next prime is 1674007891. The reversal of 1674007889 is 9887004761.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 890007889 + 784000000 = 29833^2 + 28000^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1674007889 is a prime.

Together with 1674007891, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1674007589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 837003944 + 837003945.

It is an arithmetic number, because the mean of its divisors is an integer number (837003945).

Almost surely, 2^1674007889 is an apocalyptic number.

It is an amenable number.

1674007889 is a deficient number, since it is larger than the sum of its proper divisors (1).

1674007889 is an equidigital number, since it uses as much as digits as its factorization.

1674007889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 677376, while the sum is 50.

The square root of 1674007889 is about 40914.6414991015. The cubic root of 1674007889 is about 1187.3693481226.

The spelling of 1674007889 in words is "one billion, six hundred seventy-four million, seven thousand, eight hundred eighty-nine".