1235533053 has 16 divisors (see below), whose sum is σ = 1661808960. Its totient is φ = 816491904.

The previous prime is 1235533049. The next prime is 1235533063. The reversal of 1235533053 is 3503355321.

It is not a de Polignac number, because 1235533053 - 2² = 1235533049 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1235533053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1235533043) 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, 320425 + ... + 324257.

It is an arithmetic number, because the mean of its divisors is an integer number (103863060).

Almost surely, 2^1235533053 is an apocalyptic number.

It is an amenable number.

1235533053 is a deficient number, since it is larger than the sum of its proper divisors (426275907).

1235533053 is a wasteful number, since it uses less digits than its factorization.

1235533053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4748.

The product of its (nonzero) digits is 20250, while the sum is 30.

The square root of 1235533053 is about 35150.1501134775. The cubic root of 1235533053 is about 1073.0454632130.

Adding to 1235533053 its reverse (3503355321), we get a palindrome (4738888374).

The spelling of 1235533053 in words is "one billion, two hundred thirty-five million, five hundred thirty-three thousand, fifty-three".