11603513312363 has 4 divisors (see below), whose sum is σ = 13261158071280. Its totient is φ = 9945868553448.

The previous prime is 11603513312317. The next prime is 11603513312393. The reversal of 11603513312363 is 36321331530611.

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

It is a cyclic number.

It is not a de Polignac number, because 11603513312363 - 2⁶ = 11603513312299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11603513312393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 828822379448 + ... + 828822379461.

It is an arithmetic number, because the mean of its divisors is an integer number (3315289517820).

Almost surely, 2^{11603513312363} is an apocalyptic number.

11603513312363 is a deficient number, since it is larger than the sum of its proper divisors (1657644758917).

11603513312363 is an equidigital number, since it uses as much as digits as its factorization.

11603513312363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1657644758916.

The product of its (nonzero) digits is 87480, while the sum is 38.

Adding to 11603513312363 its reverse (36321331530611), we get a palindrome (47924844842974).

The spelling of 11603513312363 in words is "eleven trillion, six hundred three billion, five hundred thirteen million, three hundred twelve thousand, three hundred sixty-three".