652915061 has 4 divisors (see below), whose sum is σ = 670561452. Its totient is φ = 635268672.

The previous prime is 652915009. The next prime is 652915093. The reversal of 652915061 is 160519256.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 481802500 + 171112561 = 21950^2 + 13081^2 .

It is a cyclic number.

It is not a de Polignac number, because 652915061 - 2²² = 648720757 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 (652914061) 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 in 3 ways as a sum of consecutive naturals, for example, 8823140 + ... + 8823213.

It is an arithmetic number, because the mean of its divisors is an integer number (167640363).

Almost surely, 2^652915061 is an apocalyptic number.

It is an amenable number.

652915061 is a deficient number, since it is larger than the sum of its proper divisors (17646391).

652915061 is a wasteful number, since it uses less digits than its factorization.

652915061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17646390.

The product of its (nonzero) digits is 16200, while the sum is 35.

The square root of 652915061 is about 25552.2026643497. The cubic root of 652915061 is about 867.5321178385.

The spelling of 652915061 in words is "six hundred fifty-two million, nine hundred fifteen thousand, sixty-one".