653294797 has 2 divisors, whose sum is σ = 653294798. Its totient is φ = 653294796.

The previous prime is 653294729. The next prime is 653294809. The reversal of 653294797 is 797492356.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 377369476 + 275925321 = 19426^2 + 16611^2 .

It is a cyclic number.

It is not a de Polignac number, because 653294797 - 2¹⁹ = 652770509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (653294297) 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, 326647398 + 326647399.

It is an arithmetic number, because the mean of its divisors is an integer number (326647399).

Almost surely, 2^653294797 is an apocalyptic number.

It is an amenable number.

653294797 is a deficient number, since it is larger than the sum of its proper divisors (1).

653294797 is an equidigital number, since it uses as much as digits as its factorization.

653294797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2857680, while the sum is 52.

The square root of 653294797 is about 25559.6321765396. The cubic root of 653294797 is about 867.7002710693.

The spelling of 653294797 in words is "six hundred fifty-three million, two hundred ninety-four thousand, seven hundred ninety-seven".