213160564 has 6 divisors (see below), whose sum is σ = 373030994. Its totient is φ = 106580280.

The previous prime is 213160559. The next prime is 213160579. The reversal of 213160564 is 465061312.

It can be written as a sum of positive squares in only one way, i.e., 141419664 + 71740900 = 11892^2 + 8470^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26645067 + ... + 26645074.

Almost surely, 2^213160564 is an apocalyptic number.

It is an amenable number.

213160564 is a deficient number, since it is larger than the sum of its proper divisors (159870430).

213160564 is a wasteful number, since it uses less digits than its factorization.

213160564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53290145 (or 53290143 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 213160564 is about 14600.0193150557. The cubic root of 213160564 is about 597.3592873712.

The spelling of 213160564 in words is "two hundred thirteen million, one hundred sixty thousand, five hundred sixty-four".