10249957 has 2 divisors, whose sum is σ = 10249958. Its totient is φ = 10249956.

The previous prime is 10249951. The next prime is 10249979. The reversal of 10249957 is 75994201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7322436 + 2927521 = 2706^2 + 1711^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10249957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10249951) 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, 5124978 + 5124979.

It is an arithmetic number, because the mean of its divisors is an integer number (5124979).

Almost surely, 2^10249957 is an apocalyptic number.

It is an amenable number.

10249957 is a deficient number, since it is larger than the sum of its proper divisors (1).

10249957 is an equidigital number, since it uses as much as digits as its factorization.

10249957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 10249957 is about 3201.5554032376. Note that the first 3 decimals coincide. The cubic root of 10249957 is about 217.2237705275.

The spelling of 10249957 in words is "ten million, two hundred forty-nine thousand, nine hundred fifty-seven".