10500305947 has 2 divisors, whose sum is σ = 10500305948. Its totient is φ = 10500305946.

The previous prime is 10500305941. The next prime is 10500305951. The reversal of 10500305947 is 74950300501.

It is a strong prime.

It is an emirp because it is prime and its reverse (74950300501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10500305947 - 2¹¹ = 10500303899 is a prime.

It is a super-2 number, since 2×10500305947² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10500305941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5250152973 + 5250152974.

It is an arithmetic number, because the mean of its divisors is an integer number (5250152974).

Almost surely, 2^10500305947 is an apocalyptic number.

10500305947 is a deficient number, since it is larger than the sum of its proper divisors (1).

10500305947 is an equidigital number, since it uses as much as digits as its factorization.

10500305947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18900, while the sum is 34.

The spelling of 10500305947 in words is "ten billion, five hundred million, three hundred five thousand, nine hundred forty-seven".