2021060516 has 6 divisors (see below), whose sum is σ = 3536855910. Its totient is φ = 1010530256.

The previous prime is 2021060491. The next prime is 2021060543. The reversal of 2021060516 is 6150601202.

It can be written as a sum of positive squares in only one way, i.e., 1549996900 + 471063616 = 39370^2 + 21704^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2021060491 and 2021060500.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252632561 + ... + 252632568.

It is an arithmetic number, because the mean of its divisors is an integer number (589475985).

Almost surely, 2^2021060516 is an apocalyptic number.

It is an amenable number.

2021060516 is a deficient number, since it is larger than the sum of its proper divisors (1515795394).

2021060516 is a wasteful number, since it uses less digits than its factorization.

2021060516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505265133 (or 505265131 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 2021060516 is about 44956.2066460239. The cubic root of 2021060516 is about 1264.3280481990.

Adding to 2021060516 its reverse (6150601202), we get a palindrome (8171661718).

The spelling of 2021060516 in words is "two billion, twenty-one million, sixty thousand, five hundred sixteen".