10380949 has 2 divisors, whose sum is σ = 10380950. Its totient is φ = 10380948.

The previous prime is 10380941. The next prime is 10380959. The reversal of 10380949 is 94908301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10284849 + 96100 = 3207^2 + 310^2 .

It is a cyclic number.

It is not a de Polignac number, because 10380949 - 2³ = 10380941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10380941) 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, 5190474 + 5190475.

It is an arithmetic number, because the mean of its divisors is an integer number (5190475).

Almost surely, 2^10380949 is an apocalyptic number.

It is an amenable number.

10380949 is a deficient number, since it is larger than the sum of its proper divisors (1).

10380949 is an equidigital number, since it uses as much as digits as its factorization.

10380949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 10380949 is about 3221.9480132367. The cubic root of 10380949 is about 218.1452122878.

The spelling of 10380949 in words is "ten million, three hundred eighty thousand, nine hundred forty-nine".