11653512341 has 4 divisors (see below), whose sum is σ = 11968472172. Its totient is φ = 11338552512.

The previous prime is 11653512293. The next prime is 11653512347. The reversal of 11653512341 is 14321535611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14321535611 = 3307 ⋅4330673.

It can be written as a sum of positive squares in 2 ways, for example, as 8529261316 + 3124251025 = 92354^2 + 55895^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11653512341 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11653512298 and 11653512307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11653512347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157479860 + ... + 157479933.

It is an arithmetic number, because the mean of its divisors is an integer number (2992118043).

Almost surely, 2^11653512341 is an apocalyptic number.

It is an amenable number.

11653512341 is a deficient number, since it is larger than the sum of its proper divisors (314959831).

11653512341 is an equidigital number, since it uses as much as digits as its factorization.

11653512341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314959830.

The product of its digits is 10800, while the sum is 32.

The spelling of 11653512341 in words is "eleven billion, six hundred fifty-three million, five hundred twelve thousand, three hundred forty-one".