652161727 has 6 divisors (see below), whose sum is σ = 758637168. Its totient is φ = 558995724.

The previous prime is 652161721. The next prime is 652161739. The reversal of 652161727 is 727161256.

It is a de Polignac number, because none of the positive numbers 2^k-652161727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652161721) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6654663 + ... + 6654760.

It is an arithmetic number, because the mean of its divisors is an integer number (126439528).

Almost surely, 2^652161727 is an apocalyptic number.

652161727 is a deficient number, since it is larger than the sum of its proper divisors (106475441).

652161727 is a wasteful number, since it uses less digits than its factorization.

652161727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13309437 (or 13309430 counting only the distinct ones).

The product of its digits is 35280, while the sum is 37.

The square root of 652161727 is about 25537.4573323187. The cubic root of 652161727 is about 867.1983363137.

The spelling of 652161727 in words is "six hundred fifty-two million, one hundred sixty-one thousand, seven hundred twenty-seven".