11098543 has 2 divisors, whose sum is σ = 11098544. Its totient is φ = 11098542.

The previous prime is 11098541. The next prime is 11098553. The reversal of 11098543 is 34589011.

It is a weak prime.

It is an emirp because it is prime and its reverse (34589011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11098543 - 2¹ = 11098541 is a prime.

It is a super-3 number, since 3×11098543³ (a number of 22 digits) contains 333 as substring.

Together with 11098541, 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 (11098541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5549271 + 5549272.

It is an arithmetic number, because the mean of its divisors is an integer number (5549272).

Almost surely, 2^11098543 is an apocalyptic number.

11098543 is a deficient number, since it is larger than the sum of its proper divisors (1).

11098543 is an equidigital number, since it uses as much as digits as its factorization.

11098543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 11098543 is about 3331.4475832587. The cubic root of 11098543 is about 223.0601498746.

The spelling of 11098543 in words is "eleven million, ninety-eight thousand, five hundred forty-three".