10399071 has 8 divisors (see below), whose sum is σ = 13887280. Its totient is φ = 6921792.

The previous prime is 10399063. The next prime is 10399073. The reversal of 10399071 is 17099301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10399071 - 2³ = 10399063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10399073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166 + ... + 4563.

It is an arithmetic number, because the mean of its divisors is an integer number (1735910).

Almost surely, 2^10399071 is an apocalyptic number.

10399071 is a deficient number, since it is larger than the sum of its proper divisors (3488209).

10399071 is an equidigital number, since it uses as much as digits as its factorization.

10399071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5465.

The product of its (nonzero) digits is 1701, while the sum is 30.

The square root of 10399071 is about 3224.7590607672. The cubic root of 10399071 is about 218.2720770341.

The spelling of 10399071 in words is "ten million, three hundred ninety-nine thousand, seventy-one".