10645431063 has 4 divisors (see below), whose sum is σ = 14193908088. Its totient is φ = 7096954040.

The previous prime is 10645431053. The next prime is 10645431073. The reversal of 10645431063 is 36013454601.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (10645431053) and next prime (10645431073).

It is a cyclic number.

It is not a de Polignac number, because 10645431063 - 2⁴ = 10645431047 is a prime.

It is a super-2 number, since 2×10645431063² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10645431053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1774238508 + ... + 1774238513.

It is an arithmetic number, because the mean of its divisors is an integer number (3548477022).

Almost surely, 2^10645431063 is an apocalyptic number.

10645431063 is a deficient number, since it is larger than the sum of its proper divisors (3548477025).

10645431063 is an equidigital number, since it uses as much as digits as its factorization.

10645431063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3548477024.

The product of its (nonzero) digits is 25920, while the sum is 33.

Adding to 10645431063 its reverse (36013454601), we get a palindrome (46658885664).

The spelling of 10645431063 in words is "ten billion, six hundred forty-five million, four hundred thirty-one thousand, sixty-three".