11374543 has 2 divisors, whose sum is σ = 11374544. Its totient is φ = 11374542.

The previous prime is 11374541. The next prime is 11374549. The reversal of 11374543 is 34547311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11374543 - 2¹ = 11374541 is a prime.

Together with 11374541, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11374541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5687271 + 5687272.

It is an arithmetic number, because the mean of its divisors is an integer number (5687272).

Almost surely, 2^11374543 is an apocalyptic number.

11374543 is a deficient number, since it is larger than the sum of its proper divisors (1).

11374543 is an equidigital number, since it uses as much as digits as its factorization.

11374543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 28.

The square root of 11374543 is about 3372.6166399400. The cubic root of 11374543 is about 224.8940604150.

The spelling of 11374543 in words is "eleven million, three hundred seventy-four thousand, five hundred forty-three".