1634089 has 2 divisors, whose sum is σ = 1634090. Its totient is φ = 1634088.

The previous prime is 1634071. The next prime is 1634099. The reversal of 1634089 is 9804361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1625625 + 8464 = 1275^2 + 92^2 .

It is a cyclic number.

It is not a de Polignac number, because 1634089 - 2¹¹ = 1632041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1634089.

It is not a weakly prime, because it can be changed into another prime (1634069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 817044 + 817045.

It is an arithmetic number, because the mean of its divisors is an integer number (817045).

2^1634089 is an apocalyptic number.

It is an amenable number.

1634089 is a deficient number, since it is larger than the sum of its proper divisors (1).

1634089 is an equidigital number, since it uses as much as digits as its factorization.

1634089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 1634089 is about 1278.3149064296. The cubic root of 1634089 is about 117.7855196116.

The spelling of 1634089 in words is "one million, six hundred thirty-four thousand, eighty-nine".