2520417311 has 2 divisors, whose sum is σ = 2520417312. Its totient is φ = 2520417310.

The previous prime is 2520417307. The next prime is 2520417371. The reversal of 2520417311 is 1137140252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2520417311 - 2² = 2520417307 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2520417371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260208655 + 1260208656.

It is an arithmetic number, because the mean of its divisors is an integer number (1260208656).

Almost surely, 2^2520417311 is an apocalyptic number.

2520417311 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520417311 is an equidigital number, since it uses as much as digits as its factorization.

2520417311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 2520417311 is about 50203.7579370310. The cubic root of 2520417311 is about 1360.8935360416.

Adding to 2520417311 its reverse (1137140252), we get a palindrome (3657557563).

The spelling of 2520417311 in words is "two billion, five hundred twenty million, four hundred seventeen thousand, three hundred eleven".