1123032315 has 16 divisors (see below), whose sum is σ = 1797350400. Its totient is φ = 598784352.

The previous prime is 1123032311. The next prime is 1123032329. The reversal of 1123032315 is 5132303211.

It is not a de Polignac number, because 1123032315 - 2² = 1123032311 is a prime.

It is a super-2 number, since 2×1123032315² = 2522403161068518450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1123032291 and 1123032300.

It is not an unprimeable number, because it can be changed into a prime (1123032311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61516 + ... + 77654.

It is an arithmetic number, because the mean of its divisors is an integer number (112334400).

Almost surely, 2^1123032315 is an apocalyptic number.

1123032315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1123032315 is a deficient number, since it is larger than the sum of its proper divisors (674318085).

1123032315 is a wasteful number, since it uses less digits than its factorization.

1123032315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20786.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 1123032315 is about 33511.6743091120. The cubic root of 1123032315 is about 1039.4351947376.

Adding to 1123032315 its reverse (5132303211), we get a palindrome (6255335526).

The spelling of 1123032315 in words is "one billion, one hundred twenty-three million, thirty-two thousand, three hundred fifteen".