652947677 has 2 divisors, whose sum is σ = 652947678. Its totient is φ = 652947676.

The previous prime is 652947661. The next prime is 652947727. The reversal of 652947677 is 776749256.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 631315876 + 21631801 = 25126^2 + 4651^2 .

It is a cyclic number.

It is not a de Polignac number, because 652947677 - 2⁴ = 652947661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (652947377) 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, 326473838 + 326473839.

It is an arithmetic number, because the mean of its divisors is an integer number (326473839).

Almost surely, 2^652947677 is an apocalyptic number.

It is an amenable number.

652947677 is a deficient number, since it is larger than the sum of its proper divisors (1).

652947677 is an equidigital number, since it uses as much as digits as its factorization.

652947677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4445280, while the sum is 53.

The square root of 652947677 is about 25552.8408792447. The cubic root of 652947677 is about 867.5465632889.

The spelling of 652947677 in words is "six hundred fifty-two million, nine hundred forty-seven thousand, six hundred seventy-seven".