10399547 has 2 divisors, whose sum is σ = 10399548. Its totient is φ = 10399546.

The previous prime is 10399537. The next prime is 10399559. The reversal of 10399547 is 74599301.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10399547 - 2⁴ = 10399531 is a prime.

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 10399547.

It is not a weakly prime, because it can be changed into another prime (10399537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5199773 + 5199774.

It is an arithmetic number, because the mean of its divisors is an integer number (5199774).

Almost surely, 2^10399547 is an apocalyptic number.

10399547 is a deficient number, since it is larger than the sum of its proper divisors (1).

10399547 is an equidigital number, since it uses as much as digits as its factorization.

10399547 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 10399547 is about 3224.8328638861. The cubic root of 10399547 is about 218.2754073292.

The spelling of 10399547 in words is "ten million, three hundred ninety-nine thousand, five hundred forty-seven".