10140450543 has 6 divisors (see below), whose sum is σ = 14647317464. Its totient is φ = 6760300356.

The previous prime is 10140450527. The next prime is 10140450553. The reversal of 10140450543 is 34505404101.

It is a happy number.

10140450543 is a `hidden beast` number, since 10 + 140 + 4 + 505 + 4 + 3 = 666.

It is not a de Polignac number, because 10140450543 - 2⁴ = 10140450527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10140450553) 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 5 ways as a sum of consecutive naturals, for example, 563358355 + ... + 563358372.

Almost surely, 2^10140450543 is an apocalyptic number.

10140450543 is a deficient number, since it is larger than the sum of its proper divisors (4506866921).

10140450543 is a wasteful number, since it uses less digits than its factorization.

10140450543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126716733 (or 1126716730 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 10140450543 its reverse (34505404101), we get a palindrome (44645854644).

The spelling of 10140450543 in words is "ten billion, one hundred forty million, four hundred fifty thousand, five hundred forty-three".