2520346013 has 2 divisors, whose sum is σ = 2520346014. Its totient is φ = 2520346012.

The previous prime is 2520346009. The next prime is 2520346019. The reversal of 2520346013 is 3106430252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2377830169 + 142515844 = 48763^2 + 11938^2 .

It is a cyclic number.

It is not a de Polignac number, because 2520346013 - 2² = 2520346009 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2520346019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260173006 + 1260173007.

It is an arithmetic number, because the mean of its divisors is an integer number (1260173007).

Almost surely, 2^2520346013 is an apocalyptic number.

It is an amenable number.

2520346013 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520346013 is an equidigital number, since it uses as much as digits as its factorization.

2520346013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 2520346013 is about 50203.0478457235. The cubic root of 2520346013 is about 1360.8807035235.

Adding to 2520346013 its reverse (3106430252), we get a palindrome (5626776265).

The spelling of 2520346013 in words is "two billion, five hundred twenty million, three hundred forty-six thousand, thirteen".