11149398 has 96 divisors (see below), whose sum is σ = 28304640. Its totient is φ = 3144960.

The previous prime is 11149393. The next prime is 11149459. The reversal of 11149398 is 89394111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11149393) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 210340 + ... + 210392.

It is an arithmetic number, because the mean of its divisors is an integer number (294840).

Almost surely, 2^11149398 is an apocalyptic number.

11149398 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11149398, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14152320).

11149398 is an abundant number, since it is smaller than the sum of its proper divisors (17155242).

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

11149398 is a wasteful number, since it uses less digits than its factorization.

11149398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134 (or 131 counting only the distinct ones).

The product of its digits is 7776, while the sum is 36.

The square root of 11149398 is about 3339.0714278074. The cubic root of 11149398 is about 223.4003279124.

The spelling of 11149398 in words is "eleven million, one hundred forty-nine thousand, three hundred ninety-eight".