11122998 has 16 divisors (see below), whose sum is σ = 23554800. Its totient is φ = 3489536.

The previous prime is 11122997. The next prime is 11123009. The reversal of 11122998 is 89922111.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122997) 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 7 ways as a sum of consecutive naturals, for example, 54423 + ... + 54626.

It is an arithmetic number, because the mean of its divisors is an integer number (1472175).

Almost surely, 2^11122998 is an apocalyptic number.

11122998 is an abundant number, since it is smaller than the sum of its proper divisors (12431802).

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

11122998 is a wasteful number, since it uses less digits than its factorization.

11122998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109071.

The product of its digits is 2592, while the sum is 33.

The square root of 11122998 is about 3335.1158900404. The cubic root of 11122998 is about 223.2238630850.

The spelling of 11122998 in words is "eleven million, one hundred twenty-two thousand, nine hundred ninety-eight".