11498 has 4 divisors (see below), whose sum is σ = 17250. Its totient is φ = 5748.

The previous prime is 11497. The next prime is 11503. The reversal of 11498 is 89411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 11449 + 49 = 107^2 + 7^2 .

It is an Ulam number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 11498.

It is not an unprimeable number, because it can be changed into a prime (11491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2873 + ... + 2876.

2¹¹⁴⁹⁸ is an apocalyptic number.

11498 is a deficient number, since it is larger than the sum of its proper divisors (5752).

11498 is an equidigital number, since it uses as much as digits as its factorization.

11498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5751.

The product of its digits is 288, while the sum is 23.

The square root of 11498 is about 107.2287274941. The cubic root of 11498 is about 22.5704785921.

It can be divided in two parts, 114 and 98, that added together give a palindrome (212).

The spelling of 11498 in words is "eleven thousand, four hundred ninety-eight".