10499947 has 2 divisors, whose sum is σ = 10499948. Its totient is φ = 10499946.

The previous prime is 10499933. The next prime is 10499963. The reversal of 10499947 is 74999401.

10499947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (74999401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10499947 - 2¹⁵ = 10467179 is a prime.

It is a super-2 number, since 2×10499947² = 220497774005618, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10499147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5249973 + 5249974.

It is an arithmetic number, because the mean of its divisors is an integer number (5249974).

Almost surely, 2^10499947 is an apocalyptic number.

10499947 is a deficient number, since it is larger than the sum of its proper divisors (1).

10499947 is an equidigital number, since it uses as much as digits as its factorization.

10499947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 10499947 is about 3240.3621711161. The cubic root of 10499947 is about 218.9755885580.

The spelling of 10499947 in words is "ten million, four hundred ninety-nine thousand, nine hundred forty-seven".