11167543 has 2 divisors, whose sum is σ = 11167544. Its totient is φ = 11167542.

The previous prime is 11167517. The next prime is 11167553. The reversal of 11167543 is 34576111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11167543 - 2⁵ = 11167511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11167553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5583771 + 5583772.

It is an arithmetic number, because the mean of its divisors is an integer number (5583772).

Almost surely, 2^11167543 is an apocalyptic number.

11167543 is a deficient number, since it is larger than the sum of its proper divisors (1).

11167543 is an equidigital number, since it uses as much as digits as its factorization.

11167543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2520, while the sum is 28.

The square root of 11167543 is about 3341.7873959904. The cubic root of 11167543 is about 223.5214525967.

The spelling of 11167543 in words is "eleven million, one hundred sixty-seven thousand, five hundred forty-three".