1235634052 has 12 divisors (see below), whose sum is σ = 2289557340. Its totient is φ = 581474816.

The previous prime is 1235634019. The next prime is 1235634067. The reversal of 1235634052 is 2504365321.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 837870916 + 397763136 = 28946^2 + 19944^2 .

It is an unprimeable number.

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, 9085477 + ... + 9085612.

It is an arithmetic number, because the mean of its divisors is an integer number (190796445).

Almost surely, 2^1235634052 is an apocalyptic number.

It is an amenable number.

1235634052 is a deficient number, since it is larger than the sum of its proper divisors (1053923288).

1235634052 is a wasteful number, since it uses less digits than its factorization.

1235634052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18171110 (or 18171108 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 1235634052 is about 35151.5867636157. The cubic root of 1235634052 is about 1073.0747012182.

Adding to 1235634052 its reverse (2504365321), we get a palindrome (3739999373).

The spelling of 1235634052 in words is "one billion, two hundred thirty-five million, six hundred thirty-four thousand, fifty-two".