653302943 has 2 divisors, whose sum is σ = 653302944. Its totient is φ = 653302942.

The previous prime is 653302931. The next prime is 653302957. The reversal of 653302943 is 349203356.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 653302943 - 2¹² = 653298847 is a prime.

It is a super-2 number, since 2×653302943² = 853609470664922498, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (653382943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326651471 + 326651472.

It is an arithmetic number, because the mean of its divisors is an integer number (326651472).

Almost surely, 2^653302943 is an apocalyptic number.

653302943 is a deficient number, since it is larger than the sum of its proper divisors (1).

653302943 is an equidigital number, since it uses as much as digits as its factorization.

653302943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 35.

The square root of 653302943 is about 25559.7915288838. The cubic root of 653302943 is about 867.7038775356.

The spelling of 653302943 in words is "six hundred fifty-three million, three hundred two thousand, nine hundred forty-three".