10078489 has 2 divisors, whose sum is σ = 10078490. Its totient is φ = 10078488.

The previous prime is 10078477. The next prime is 10078507. The reversal of 10078489 is 98487001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7728400 + 2350089 = 2780^2 + 1533^2 .

It is a cyclic number.

It is not a de Polignac number, because 10078489 - 2⁷ = 10078361 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10088489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5039244 + 5039245.

It is an arithmetic number, because the mean of its divisors is an integer number (5039245).

Almost surely, 2^10078489 is an apocalyptic number.

It is an amenable number.

10078489 is a deficient number, since it is larger than the sum of its proper divisors (1).

10078489 is an equidigital number, since it uses as much as digits as its factorization.

10078489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 37.

The square root of 10078489 is about 3174.6636042264. The cubic root of 10078489 is about 216.0056654321.

The spelling of 10078489 in words is "ten million, seventy-eight thousand, four hundred eighty-nine".