1235052433 has 2 divisors, whose sum is σ = 1235052434. Its totient is φ = 1235052432.

The previous prime is 1235052409. The next prime is 1235052443. The reversal of 1235052433 is 3342505321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 918817344 + 316235089 = 30312^2 + 17783^2 .

It is an emirp because it is prime and its reverse (3342505321) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1235052433 is a prime.

It is not a weakly prime, because it can be changed into another prime (1235052443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617526216 + 617526217.

It is an arithmetic number, because the mean of its divisors is an integer number (617526217).

Almost surely, 2^1235052433 is an apocalyptic number.

It is an amenable number.

1235052433 is a deficient number, since it is larger than the sum of its proper divisors (1).

1235052433 is an equidigital number, since it uses as much as digits as its factorization.

1235052433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 1235052433 is about 35143.3127778245. The cubic root of 1235052433 is about 1072.9063076218.

Adding to 1235052433 its reverse (3342505321), we get a palindrome (4577557754).

The spelling of 1235052433 in words is "one billion, two hundred thirty-five million, fifty-two thousand, four hundred thirty-three".