10340249 has 2 divisors, whose sum is σ = 10340250. Its totient is φ = 10340248.

The previous prime is 10340243. The next prime is 10340251. The reversal of 10340249 is 94204301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7118224 + 3222025 = 2668^2 + 1795^2 .

It is an emirp because it is prime and its reverse (94204301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10340249 - 2¹⁶ = 10274713 is a prime.

Together with 10340251, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10340243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5170124 + 5170125.

It is an arithmetic number, because the mean of its divisors is an integer number (5170125).

Almost surely, 2^10340249 is an apocalyptic number.

It is an amenable number.

10340249 is a deficient number, since it is larger than the sum of its proper divisors (1).

10340249 is an equidigital number, since it uses as much as digits as its factorization.

10340249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 10340249 is about 3215.6257555879. The cubic root of 10340249 is about 217.8597490276.

The spelling of 10340249 in words is "ten million, three hundred forty thousand, two hundred forty-nine".