10189969 has 2 divisors, whose sum is σ = 10189970. Its totient is φ = 10189968.

The previous prime is 10189967. The next prime is 10190003. The reversal of 10189969 is 96998101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5349969 + 4840000 = 2313^2 + 2200^2 .

It is a cyclic number.

It is not a de Polignac number, because 10189969 - 2¹ = 10189967 is a prime.

It is a super-2 number, since 2×10189969² = 207670936441922, which contains 22 as substring.

Together with 10189967, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (10189967) 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, 5094984 + 5094985.

It is an arithmetic number, because the mean of its divisors is an integer number (5094985).

Almost surely, 2^10189969 is an apocalyptic number.

It is an amenable number.

10189969 is a deficient number, since it is larger than the sum of its proper divisors (1).

10189969 is an equidigital number, since it uses as much as digits as its factorization.

10189969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 43.

The square root of 10189969 is about 3192.1730842797. The cubic root of 10189969 is about 216.7991728590.

The spelling of 10189969 in words is "ten million, one hundred eighty-nine thousand, nine hundred sixty-nine".