10249081 has 2 divisors, whose sum is σ = 10249082. Its totient is φ = 10249080.

The previous prime is 10249051. The next prime is 10249121. The reversal of 10249081 is 18094201.

It is a happy number.

10249081 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9363600 + 885481 = 3060^2 + 941^2 .

It is a cyclic number.

It is not a de Polignac number, because 10249081 - 2⁵ = 10249049 is a prime.

It is a super-2 number, since 2×10249081² = 210087322689122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10249021) 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, 5124540 + 5124541.

It is an arithmetic number, because the mean of its divisors is an integer number (5124541).

Almost surely, 2^10249081 is an apocalyptic number.

It is an amenable number.

10249081 is a deficient number, since it is larger than the sum of its proper divisors (1).

10249081 is an equidigital number, since it uses as much as digits as its factorization.

10249081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 10249081 is about 3201.4185918121. The cubic root of 10249081 is about 217.2175820969.

The spelling of 10249081 in words is "ten million, two hundred forty-nine thousand, eighty-one".