2520361061 has 8 divisors (see below), whose sum is σ = 2733706584. Its totient is φ = 2314247680.

The previous prime is 2520361031. The next prime is 2520361117. The reversal of 2520361061 is 1601630252.

It can be written as a sum of positive squares in 4 ways, for example, as 15358561 + 2505002500 = 3919^2 + 50050^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2520361061 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2520361061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2520361031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1807310 + ... + 1808703.

It is an arithmetic number, because the mean of its divisors is an integer number (341713323).

Almost surely, 2^2520361061 is an apocalyptic number.

It is an amenable number.

2520361061 is a deficient number, since it is larger than the sum of its proper divisors (213345523).

2520361061 is a wasteful number, since it uses less digits than its factorization.

2520361061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3616071.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 2520361061 is about 50203.1977168786. The cubic root of 2520361061 is about 1360.8834119468.

The spelling of 2520361061 in words is "two billion, five hundred twenty million, three hundred sixty-one thousand, sixty-one".