1200053052 has 72 divisors (see below), whose sum is σ = 3503917872. Its totient is φ = 342259200.

The previous prime is 1200053047. The next prime is 1200053077. The reversal of 1200053052 is 2503500021.

It is a happy number.

It is a super-2 number, since 2×1200053052² = 2880254655229029408, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 82399 + ... + 95862.

It is an arithmetic number, because the mean of its divisors is an integer number (48665526).

Almost surely, 2^1200053052 is an apocalyptic number.

1200053052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1200053052 is an abundant number, since it is smaller than the sum of its proper divisors (2303864820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1200053052 is a wasteful number, since it uses less digits than its factorization.

1200053052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178299 (or 178294 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 1200053052 is about 34641.7818825764. The cubic root of 1200053052 is about 1062.6742289970.

Adding to 1200053052 its reverse (2503500021), we get a palindrome (3703553073).

The spelling of 1200053052 in words is "one billion, two hundred million, fifty-three thousand, fifty-two".