120500564 has 12 divisors (see below), whose sum is σ = 216575604. Its totient is φ = 58621824.

The previous prime is 120500557. The next prime is 120500581. The reversal of 120500564 is 465005021.

It can be written as a sum of positive squares in 2 ways, for example, as 62283664 + 58216900 = 7892^2 + 7630^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 406949 + ... + 407244.

It is an arithmetic number, because the mean of its divisors is an integer number (18047967).

Almost surely, 2^120500564 is an apocalyptic number.

It is an amenable number.

120500564 is a deficient number, since it is larger than the sum of its proper divisors (96075040).

120500564 is a wasteful number, since it uses less digits than its factorization.

120500564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814234 (or 814232 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 120500564 is about 10977.2748895161. The cubic root of 120500564 is about 493.9272951075.

Adding to 120500564 its reverse (465005021), we get a palindrome (585505585).

The spelling of 120500564 in words is "one hundred twenty million, five hundred thousand, five hundred sixty-four".