653147653 has 2 divisors, whose sum is σ = 653147654. Its totient is φ = 653147652.

The previous prime is 653147647. The next prime is 653147659. The reversal of 653147653 is 356741356.

It is a balanced prime because it is at equal distance from previous prime (653147647) and next prime (653147659).

It can be written as a sum of positive squares in only one way, i.e., 652955809 + 191844 = 25553^2 + 438^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-653147653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (653147659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326573826 + 326573827.

It is an arithmetic number, because the mean of its divisors is an integer number (326573827).

Almost surely, 2^653147653 is an apocalyptic number.

It is an amenable number.

653147653 is a deficient number, since it is larger than the sum of its proper divisors (1).

653147653 is an equidigital number, since it uses as much as digits as its factorization.

653147653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 226800, while the sum is 40.

The square root of 653147653 is about 25556.7535692623. The cubic root of 653147653 is about 867.6351210654.

The spelling of 653147653 in words is "six hundred fifty-three million, one hundred forty-seven thousand, six hundred fifty-three".