10131265543 has 16 divisors (see below), whose sum is σ = 11637997056. Its totient is φ = 8639500320.

The previous prime is 10131265541. The next prime is 10131265559. The reversal of 10131265543 is 34556213101.

It is a cyclic number.

It is not a de Polignac number, because 10131265543 - 2¹ = 10131265541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10131265541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1161105 + ... + 1169797.

It is an arithmetic number, because the mean of its divisors is an integer number (727374816).

Almost surely, 2^10131265543 is an apocalyptic number.

10131265543 is a deficient number, since it is larger than the sum of its proper divisors (1506731513).

10131265543 is an equidigital number, since it uses as much as digits as its factorization.

10131265543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9534.

The product of its (nonzero) digits is 10800, while the sum is 31.

Adding to 10131265543 its reverse (34556213101), we get a palindrome (44687478644).

The spelling of 10131265543 in words is "ten billion, one hundred thirty-one million, two hundred sixty-five thousand, five hundred forty-three".