11459975498 has 4 divisors (see below), whose sum is σ = 17189963250. Its totient is φ = 5729987748.

The previous prime is 11459975497. The next prime is 11459975543. The reversal of 11459975498 is 89457995411.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89457995411 = 419 ⋅213503569.

It can be written as a sum of positive squares in only one way, i.e., 9838060969 + 1621914529 = 99187^2 + 40273^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11459975498.

It is not an unprimeable number, because it can be changed into a prime (11459975491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2864993873 + ... + 2864993876.

Almost surely, 2^11459975498 is an apocalyptic number.

11459975498 is a deficient number, since it is larger than the sum of its proper divisors (5729987752).

11459975498 is an equidigital number, since it uses as much as digits as its factorization.

11459975498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5729987751.

The product of its digits is 16329600, while the sum is 62.

The spelling of 11459975498 in words is "eleven billion, four hundred fifty-nine million, nine hundred seventy-five thousand, four hundred ninety-eight".