2520602061 has 4 divisors (see below), whose sum is σ = 3360802752. Its totient is φ = 1680401372.

The previous prime is 2520602011. The next prime is 2520602081. The reversal of 2520602061 is 1602060252.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2520602061 - 2⁷ = 2520601933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2520602011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420100341 + ... + 420100346.

It is an arithmetic number, because the mean of its divisors is an integer number (840200688).

Almost surely, 2^2520602061 is an apocalyptic number.

It is an amenable number.

2520602061 is a deficient number, since it is larger than the sum of its proper divisors (840200691).

2520602061 is an equidigital number, since it uses as much as digits as its factorization.

2520602061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840200690.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2520602061 is about 50205.5979050145. The cubic root of 2520602061 is about 1360.9267870085.

The spelling of 2520602061 in words is "two billion, five hundred twenty million, six hundred two thousand, sixty-one".