2520415853 has 2 divisors, whose sum is σ = 2520415854. Its totient is φ = 2520415852.

The previous prime is 2520415817. The next prime is 2520415879. The reversal of 2520415853 is 3585140252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1337950084 + 1182465769 = 36578^2 + 34387^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2520415853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2520415883) by changing a digit.

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, 1260207926 + 1260207927.

It is an arithmetic number, because the mean of its divisors is an integer number (1260207927).

Almost surely, 2^2520415853 is an apocalyptic number.

It is an amenable number.

2520415853 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520415853 is an equidigital number, since it uses as much as digits as its factorization.

2520415853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48000, while the sum is 35.

The square root of 2520415853 is about 50203.7434162035. The cubic root of 2520415853 is about 1360.8932736269.

The spelling of 2520415853 in words is "two billion, five hundred twenty million, four hundred fifteen thousand, eight hundred fifty-three".