653133249 has 6 divisors (see below), whose sum is σ = 943414706. Its totient is φ = 435422160.

The previous prime is 653133241. The next prime is 653133259. The reversal of 653133249 is 942331356.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 645515649 + 7617600 = 25407^2 + 2760^2 .

It is not a de Polignac number, because 653133249 - 2³ = 653133241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (653133241) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36285172 + ... + 36285189.

Almost surely, 2^653133249 is an apocalyptic number.

It is an amenable number.

653133249 is a deficient number, since it is larger than the sum of its proper divisors (290281457).

653133249 is a wasteful number, since it uses less digits than its factorization.

653133249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72570367 (or 72570364 counting only the distinct ones).

The product of its digits is 58320, while the sum is 36.

The square root of 653133249 is about 25556.4717635279. The cubic root of 653133249 is about 867.6287429731.

The spelling of 653133249 in words is "six hundred fifty-three million, one hundred thirty-three thousand, two hundred forty-nine".