10209243263 has 2 divisors, whose sum is σ = 10209243264. Its totient is φ = 10209243262.

The previous prime is 10209243251. The next prime is 10209243313. The reversal of 10209243263 is 36234290201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10209243263 - 2⁶ = 10209243199 is a prime.

It is a super-4 number, since 4×10209243263⁴ (a number of 41 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10209240263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5104621631 + 5104621632.

It is an arithmetic number, because the mean of its divisors is an integer number (5104621632).

Almost surely, 2^10209243263 is an apocalyptic number.

10209243263 is a deficient number, since it is larger than the sum of its proper divisors (1).

10209243263 is an equidigital number, since it uses as much as digits as its factorization.

10209243263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 10209243263 in words is "ten billion, two hundred nine million, two hundred forty-three thousand, two hundred sixty-three".