10321489 has 2 divisors, whose sum is σ = 10321490. Its totient is φ = 10321488.

The previous prime is 10321471. The next prime is 10321513. The reversal of 10321489 is 98412301.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10029889 + 291600 = 3167^2 + 540^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10321489 is a prime.

It is not a weakly prime, because it can be changed into another prime (10321439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5160744 + 5160745.

It is an arithmetic number, because the mean of its divisors is an integer number (5160745).

Almost surely, 2^10321489 is an apocalyptic number.

It is an amenable number.

10321489 is a deficient number, since it is larger than the sum of its proper divisors (1).

10321489 is an equidigital number, since it uses as much as digits as its factorization.

10321489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 10321489 is about 3212.7074252101. The cubic root of 10321489 is about 217.7279171585.

The spelling of 10321489 in words is "ten million, three hundred twenty-one thousand, four hundred eighty-nine".