653147471 has 2 divisors, whose sum is σ = 653147472. Its totient is φ = 653147470.

The previous prime is 653147449. The next prime is 653147479. The reversal of 653147471 is 174741356.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 653147471 - 2¹⁰ = 653146447 is a prime.

It is a super-3 number, since 3×653147471³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (653147479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326573735 + 326573736.

It is an arithmetic number, because the mean of its divisors is an integer number (326573736).

Almost surely, 2^653147471 is an apocalyptic number.

653147471 is a deficient number, since it is larger than the sum of its proper divisors (1).

653147471 is an equidigital number, since it uses as much as digits as its factorization.

653147471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 70560, while the sum is 38.

The square root of 653147471 is about 25556.7500085594. The cubic root of 653147471 is about 867.6350404764.

The spelling of 653147471 in words is "six hundred fifty-three million, one hundred forty-seven thousand, four hundred seventy-one".