1253133333 has 12 divisors (see below), whose sum is σ = 1811847180. Its totient is φ = 834607296.

The previous prime is 1253133331. The next prime is 1253133341. The reversal of 1253133333 is 3333313521.

1253133333 is a `hidden beast` number, since 12 + 5 + 313 + 3 + 333 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1234960164 + 18173169 = 35142^2 + 4263^2 .

It is not a de Polignac number, because 1253133333 - 2¹ = 1253133331 is a prime.

1253133333 is a modest number, since divided by 33333 gives 12531 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 1253133297 and 1253133306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253133331) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 58098 + ... + 76691.

It is an arithmetic number, because the mean of its divisors is an integer number (150987265).

Almost surely, 2^1253133333 is an apocalyptic number.

It is an amenable number.

1253133333 is a deficient number, since it is larger than the sum of its proper divisors (558713847).

1253133333 is a wasteful number, since it uses less digits than its factorization.

1253133333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135828 (or 135825 counting only the distinct ones).

The product of its digits is 7290, while the sum is 27.

The square root of 1253133333 is about 35399.6233454538. The cubic root of 1253133333 is about 1078.1166688405.

Adding to 1253133333 its reverse (3333313521), we get a palindrome (4586446854).

The spelling of 1253133333 in words is "one billion, two hundred fifty-three million, one hundred thirty-three thousand, three hundred thirty-three".