11498131 has 2 divisors, whose sum is σ = 11498132. Its totient is φ = 11498130.

The previous prime is 11498129. The next prime is 11498141. The reversal of 11498131 is 13189411.

It is a weak prime.

It is an emirp because it is prime and its reverse (13189411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11498131 - 2¹ = 11498129 is a prime.

It is a super-2 number, since 2×11498131² = 264414032986322, which contains 22 as substring.

Together with 11498129, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 11498131.

It is not a weakly prime, because it can be changed into another prime (11498111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5749065 + 5749066.

It is an arithmetic number, because the mean of its divisors is an integer number (5749066).

Almost surely, 2^11498131 is an apocalyptic number.

11498131 is a deficient number, since it is larger than the sum of its proper divisors (1).

11498131 is an equidigital number, since it uses as much as digits as its factorization.

11498131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 28.

The square root of 11498131 is about 3390.8894113492. The cubic root of 11498131 is about 225.7056430908.

The spelling of 11498131 in words is "eleven million, four hundred ninety-eight thousand, one hundred thirty-one".