1123053515 has 8 divisors (see below), whose sum is σ = 1354437600. Its totient is φ = 893927232.

The previous prime is 1123053479. The next prime is 1123053553. The reversal of 1123053515 is 5153503211.

It is a happy number.

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 1123053515 - 2¹⁴ = 1123037131 is a prime.

It is a super-2 number, since 2×1123053515² = 2522498395107710450, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 563354 + ... + 565343.

It is an arithmetic number, because the mean of its divisors is an integer number (169304700).

Almost surely, 2^1123053515 is an apocalyptic number.

1123053515 is a deficient number, since it is larger than the sum of its proper divisors (231384085).

1123053515 is a wasteful number, since it uses less digits than its factorization.

1123053515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128901.

The product of its (nonzero) digits is 2250, while the sum is 26.

The square root of 1123053515 is about 33511.9906153007. The cubic root of 1123053515 is about 1039.4417353293.

Adding to 1123053515 its reverse (5153503211), we get a palindrome (6276556726).

The spelling of 1123053515 in words is "one billion, one hundred twenty-three million, fifty-three thousand, five hundred fifteen".