11299838 has 16 divisors (see below), whose sum is σ = 18564336. Its totient is φ = 5115840.

The previous prime is 11299829. The next prime is 11299843. The reversal of 11299838 is 83899211.

Added to its reverse (83899211) it gives a square (95199049 = 9757²).

It is a junction number, because it is equal to n+sod(n) for n = 11299795 and 11299804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5570 + ... + 7322.

It is an arithmetic number, because the mean of its divisors is an integer number (1160271).

Almost surely, 2^11299838 is an apocalyptic number.

11299838 is a deficient number, since it is larger than the sum of its proper divisors (7264498).

11299838 is a wasteful number, since it uses less digits than its factorization.

11299838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2059.

The product of its digits is 31104, while the sum is 41.

The square root of 11299838 is about 3361.5231666612. The cubic root of 11299838 is about 224.4006302919.

Adding to 11299838 its reverse (83899211), we get a square (95199049 = 9757²).

It can be divided in two parts, 112998 and 38, that multiplied together give a palindrome (4293924).

The spelling of 11299838 in words is "eleven million, two hundred ninety-nine thousand, eight hundred thirty-eight".