11498121 has 6 divisors (see below), whose sum is σ = 16608410. Its totient is φ = 7665408.

The previous prime is 11498119. The next prime is 11498129. The reversal of 11498121 is 12189411.

It can be written as a sum of positive squares in only one way, i.e., 9363600 + 2134521 = 3060^2 + 1461^2 .

It is not a de Polignac number, because 11498121 - 2¹ = 11498119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11498129) 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 5 ways as a sum of consecutive naturals, for example, 638776 + ... + 638793.

Almost surely, 2^11498121 is an apocalyptic number.

It is an amenable number.

11498121 is a deficient number, since it is larger than the sum of its proper divisors (5110289).

11498121 is a wasteful number, since it uses less digits than its factorization.

11498121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1277575 (or 1277572 counting only the distinct ones).

The product of its digits is 576, while the sum is 27.

The square root of 11498121 is about 3390.8879368095. The cubic root of 11498121 is about 225.7055776583.

The spelling of 11498121 in words is "eleven million, four hundred ninety-eight thousand, one hundred twenty-one".