1235434225 has 12 divisors (see below), whose sum is σ = 1535809564. Its totient is φ = 985849920.

The previous prime is 1235434223. The next prime is 1235434243. The reversal of 1235434225 is 5224345321.

It can be written as a sum of positive squares in 6 ways, for example, as 24324624 + 1211109601 = 4932^2 + 34801^2 .

It is not a de Polignac number, because 1235434225 - 2¹ = 1235434223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1235434223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52314 + ... + 72163.

Almost surely, 2^1235434225 is an apocalyptic number.

It is an amenable number.

1235434225 is a deficient number, since it is larger than the sum of its proper divisors (300375339).

1235434225 is a wasteful number, since it uses less digits than its factorization.

1235434225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124884 (or 124879 counting only the distinct ones).

The product of its digits is 28800, while the sum is 31.

The square root of 1235434225 is about 35148.7442876698. The cubic root of 1235434225 is about 1073.0168521439.

Adding to 1235434225 its reverse (5224345321), we get a palindrome (6459779546).

The spelling of 1235434225 in words is "one billion, two hundred thirty-five million, four hundred thirty-four thousand, two hundred twenty-five".