1253234033 has 4 divisors (see below), whose sum is σ = 1326953700. Its totient is φ = 1179514368.

The previous prime is 1253233987. The next prime is 1253234039. The reversal of 1253234033 is 3304323521.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3304323521 = 7349 ⋅449629.

It can be written as a sum of positive squares in 2 ways, for example, as 1170187264 + 83046769 = 34208^2 + 9113^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1253234033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1253233993 and 1253234011.

It is not an unprimeable number, because it can be changed into a prime (1253234039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36859808 + ... + 36859841.

It is an arithmetic number, because the mean of its divisors is an integer number (331738425).

Almost surely, 2^1253234033 is an apocalyptic number.

It is an amenable number.

1253234033 is a deficient number, since it is larger than the sum of its proper divisors (73719667).

1253234033 is an equidigital number, since it uses as much as digits as its factorization.

1253234033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73719666.

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 1253234033 is about 35401.0456483986. The cubic root of 1253234033 is about 1078.1455467041.

Adding to 1253234033 its reverse (3304323521), we get a palindrome (4557557554).

The spelling of 1253234033 in words is "one billion, two hundred fifty-three million, two hundred thirty-four thousand, thirty-three".