10531363999 has 4 divisors (see below), whose sum is σ = 11341468936. Its totient is φ = 9721259064.

The previous prime is 10531363991. The next prime is 10531364003. The reversal of 10531363999 is 99936313501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99936313501 = 41 ⋅2437471061.

It is a cyclic number.

It is not a de Polignac number, because 10531363999 - 2³ = 10531363991 is a prime.

It is a super-2 number, since 2×10531363999² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10531363991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 405052449 + ... + 405052474.

It is an arithmetic number, because the mean of its divisors is an integer number (2835367234).

Almost surely, 2^10531363999 is an apocalyptic number.

10531363999 is a deficient number, since it is larger than the sum of its proper divisors (810104937).

10531363999 is an equidigital number, since it uses as much as digits as its factorization.

10531363999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810104936.

The product of its (nonzero) digits is 590490, while the sum is 49.

The spelling of 10531363999 in words is "ten billion, five hundred thirty-one million, three hundred sixty-three thousand, nine hundred ninety-nine".