1123536215 has 8 divisors (see below), whose sum is σ = 1419203760. Its totient is φ = 851522112.

The previous prime is 1123536209. The next prime is 1123536259. The reversal of 1123536215 is 5126353211.

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 1123536215 - 2¹⁶ = 1123470679 is a prime.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5913254 + ... + 5913443.

It is an arithmetic number, because the mean of its divisors is an integer number (177400470).

Almost surely, 2^1123536215 is an apocalyptic number.

1123536215 is a deficient number, since it is larger than the sum of its proper divisors (295667545).

1123536215 is a wasteful number, since it uses less digits than its factorization.

1123536215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11826721.

The product of its digits is 5400, while the sum is 29.

The square root of 1123536215 is about 33519.1917414487. The cubic root of 1123536215 is about 1039.5906349297.

Adding to 1123536215 its reverse (5126353211), we get a palindrome (6249889426).

The spelling of 1123536215 in words is "one billion, one hundred twenty-three million, five hundred thirty-six thousand, two hundred fifteen".