653137249 has 2 divisors, whose sum is σ = 653137250. Its totient is φ = 653137248.

The previous prime is 653137223. The next prime is 653137253. The reversal of 653137249 is 942731356.

It is a happy number.

653137249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 556960000 + 96177249 = 23600^2 + 9807^2 .

It is a cyclic number.

It is not a de Polignac number, because 653137249 - 2¹¹ = 653135201 is a prime.

It is not a weakly prime, because it can be changed into another prime (653137259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326568624 + 326568625.

It is an arithmetic number, because the mean of its divisors is an integer number (326568625).

Almost surely, 2^653137249 is an apocalyptic number.

It is an amenable number.

653137249 is a deficient number, since it is larger than the sum of its proper divisors (1).

653137249 is an equidigital number, since it uses as much as digits as its factorization.

653137249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 40.

The square root of 653137249 is about 25556.5500214720. The cubic root of 653137249 is about 867.6305141828.

The spelling of 653137249 in words is "six hundred fifty-three million, one hundred thirty-seven thousand, two hundred forty-nine".