11098513 has 2 divisors, whose sum is σ = 11098514. Its totient is φ = 11098512.

The previous prime is 11098499. The next prime is 11098517. The reversal of 11098513 is 31589011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11068929 + 29584 = 3327^2 + 172^2 .

It is an emirp because it is prime and its reverse (31589011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11098513 - 2⁵ = 11098481 is a prime.

It is a super-2 number, since 2×11098513² = 246353981622338, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11098517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5549256 + 5549257.

It is an arithmetic number, because the mean of its divisors is an integer number (5549257).

Almost surely, 2^11098513 is an apocalyptic number.

It is an amenable number.

11098513 is a deficient number, since it is larger than the sum of its proper divisors (1).

11098513 is an equidigital number, since it uses as much as digits as its factorization.

11098513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 28.

The square root of 11098513 is about 3331.4430807084. The cubic root of 11098513 is about 223.0599488929.

It can be divided in two parts, 11098 and 513, that added together give a palindrome (11611).

The spelling of 11098513 in words is "eleven million, ninety-eight thousand, five hundred thirteen".