10253989 has 2 divisors, whose sum is σ = 10253990. Its totient is φ = 10253988.

The previous prime is 10253987. The next prime is 10253993. The reversal of 10253989 is 98935201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10131489 + 122500 = 3183^2 + 350^2 .

It is an emirp because it is prime and its reverse (98935201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10253989 - 2¹ = 10253987 is a prime.

Together with 10253987, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10253987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5126994 + 5126995.

It is an arithmetic number, because the mean of its divisors is an integer number (5126995).

Almost surely, 2^10253989 is an apocalyptic number.

It is an amenable number.

10253989 is a deficient number, since it is larger than the sum of its proper divisors (1).

10253989 is an equidigital number, since it uses as much as digits as its factorization.

10253989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 10253989 is about 3202.1850352533. The cubic root of 10253989 is about 217.2522497177.

The spelling of 10253989 in words is "ten million, two hundred fifty-three thousand, nine hundred eighty-nine".