1115424053 has 4 divisors (see below), whose sum is σ = 1115493708. Its totient is φ = 1115354400.

The previous prime is 1115424041. The next prime is 1115424067. The reversal of 1115424053 is 3504245111.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 268730449 + 846693604 = 16393^2 + 29098^2 .

It is a cyclic number.

It is not a de Polignac number, because 1115424053 - 2²⁰ = 1114375477 is a prime.

It is a super-3 number, since 3×1115424053³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1115424073) 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 3 ways as a sum of consecutive naturals, for example, 2603 + ... + 47303.

It is an arithmetic number, because the mean of its divisors is an integer number (278873427).

Almost surely, 2^1115424053 is an apocalyptic number.

It is an amenable number.

1115424053 is a deficient number, since it is larger than the sum of its proper divisors (69655).

1115424053 is an equidigital number, since it uses as much as digits as its factorization.

1115424053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69654.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1115424053 is about 33397.9648032631. The cubic root of 1115424053 is about 1037.0825697317.

Adding to 1115424053 its reverse (3504245111), we get a palindrome (4619669164).

The spelling of 1115424053 in words is "one billion, one hundred fifteen million, four hundred twenty-four thousand, fifty-three".