11098542 has 32 divisors (see below), whose sum is σ = 27320832. Its totient is φ = 2926944.

The previous prime is 11098541. The next prime is 11098543. The reversal of 11098542 is 24589011.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11098541) and next prime (11098543).

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11098541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9618 + ... + 10709.

It is an arithmetic number, because the mean of its divisors is an integer number (853776).

Almost surely, 2^11098542 is an apocalyptic number.

11098542 is an abundant number, since it is smaller than the sum of its proper divisors (16222290).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11098542 is a wasteful number, since it uses less digits than its factorization.

11098542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20352.

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 11098542 is about 3331.4474331738. The cubic root of 11098542 is about 223.0601431752.

The spelling of 11098542 in words is "eleven million, ninety-eight thousand, five hundred forty-two".