11513063 has 4 divisors (see below), whose sum is σ = 12190320. Its totient is φ = 10835808.

The previous prime is 11513057. The next prime is 11513077. The reversal of 11513063 is 36031511.

It is a happy number.

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 11513063 - 2⁶ = 11512999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11513003) 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, 338603 + ... + 338636.

It is an arithmetic number, because the mean of its divisors is an integer number (3047580).

Almost surely, 2^11513063 is an apocalyptic number.

11513063 is a deficient number, since it is larger than the sum of its proper divisors (677257).

11513063 is an equidigital number, since it uses as much as digits as its factorization.

11513063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677256.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 11513063 is about 3393.0904791944. The cubic root of 11513063 is about 225.8033047253.

Adding to 11513063 its reverse (36031511), we get a palindrome (47544574).

The spelling of 11513063 in words is "eleven million, five hundred thirteen thousand, sixty-three".