652685479 has 2 divisors, whose sum is σ = 652685480. Its totient is φ = 652685478.

The previous prime is 652685477. The next prime is 652685503. The reversal of 652685479 is 974586256.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 652685479 - 2¹ = 652685477 is a prime.

Together with 652685477, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (652685477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326342739 + 326342740.

It is an arithmetic number, because the mean of its divisors is an integer number (326342740).

Almost surely, 2^652685479 is an apocalyptic number.

652685479 is a deficient number, since it is larger than the sum of its proper divisors (1).

652685479 is an equidigital number, since it uses as much as digits as its factorization.

652685479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3628800, while the sum is 52.

The square root of 652685479 is about 25547.7098582241. The cubic root of 652685479 is about 867.4304235960.

The spelling of 652685479 in words is "six hundred fifty-two million, six hundred eighty-five thousand, four hundred seventy-nine".