873677089 has 2 divisors, whose sum is σ = 873677090. Its totient is φ = 873677088.

The previous prime is 873677087. The next prime is 873677093. The reversal of 873677089 is 980776378.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 660078864 + 213598225 = 25692^2 + 14615^2 .

It is a cyclic number.

It is not a de Polignac number, because 873677089 - 2¹ = 873677087 is a prime.

Together with 873677087, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (873677087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436838544 + 436838545.

It is an arithmetic number, because the mean of its divisors is an integer number (436838545).

Almost surely, 2^873677089 is an apocalyptic number.

It is an amenable number.

873677089 is a deficient number, since it is larger than the sum of its proper divisors (1).

873677089 is an equidigital number, since it uses as much as digits as its factorization.

873677089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3556224, while the sum is 55.

The square root of 873677089 is about 29558.0291799030. The cubic root of 873677089 is about 955.9833220277.

The spelling of 873677089 in words is "eight hundred seventy-three million, six hundred seventy-seven thousand, eighty-nine".