11122563 has 8 divisors (see below), whose sum is σ = 14890176. Its totient is φ = 7385000.

The previous prime is 11122561. The next prime is 11122567. The reversal of 11122563 is 36522111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11122563 - 2¹ = 11122561 is a prime.

It is a super-2 number, since 2×11122563² = 247422815377938, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11122561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6633 + ... + 8138.

It is an arithmetic number, because the mean of its divisors is an integer number (1861272).

Almost surely, 2^11122563 is an apocalyptic number.

11122563 is a deficient number, since it is larger than the sum of its proper divisors (3767613).

11122563 is a wasteful number, since it uses less digits than its factorization.

11122563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15025.

The product of its digits is 360, while the sum is 21.

The square root of 11122563 is about 3335.0506742777. The cubic root of 11122563 is about 223.2209530888.

Adding to 11122563 its reverse (36522111), we get a palindrome (47644674).

The spelling of 11122563 in words is "eleven million, one hundred twenty-two thousand, five hundred sixty-three".