10540437443 has 2 divisors, whose sum is σ = 10540437444. Its totient is φ = 10540437442.

The previous prime is 10540437421. The next prime is 10540437491. The reversal of 10540437443 is 34473404501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10540437443 - 2²⁴ = 10523660227 is a prime.

It is a super-2 number, since 2×10540437443² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (10540437403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5270218721 + 5270218722.

It is an arithmetic number, because the mean of its divisors is an integer number (5270218722).

Almost surely, 2^10540437443 is an apocalyptic number.

10540437443 is a deficient number, since it is larger than the sum of its proper divisors (1).

10540437443 is an equidigital number, since it uses as much as digits as its factorization.

10540437443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 35.

The spelling of 10540437443 in words is "ten billion, five hundred forty million, four hundred thirty-seven thousand, four hundred forty-three".