10540256743 has 4 divisors (see below), whose sum is σ = 10551458808. Its totient is φ = 10529054680.

The previous prime is 10540256737. The next prime is 10540256761. The reversal of 10540256743 is 34765204501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34765204501 = 113 ⋅307656677.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10540256743 is a prime.

It is a super-2 number, since 2×10540256743² (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 (10540656743) 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, 5599621 + ... + 5601502.

It is an arithmetic number, because the mean of its divisors is an integer number (2637864702).

Almost surely, 2^10540256743 is an apocalyptic number.

10540256743 is a deficient number, since it is larger than the sum of its proper divisors (11202065).

10540256743 is an equidigital number, since it uses as much as digits as its factorization.

10540256743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11202064.

The product of its (nonzero) digits is 100800, while the sum is 37.

The spelling of 10540256743 in words is "ten billion, five hundred forty million, two hundred fifty-six thousand, seven hundred forty-three".