2481135697 has 2 divisors, whose sum is σ = 2481135698. Its totient is φ = 2481135696.

The previous prime is 2481135667. The next prime is 2481135731. The reversal of 2481135697 is 7965311842.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2366238736 + 114896961 = 48644^2 + 10719^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2481135697 is a prime.

It is not a weakly prime, because it can be changed into another prime (2481135667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1240567848 + 1240567849.

It is an arithmetic number, because the mean of its divisors is an integer number (1240567849).

Almost surely, 2^2481135697 is an apocalyptic number.

It is an amenable number.

2481135697 is a deficient number, since it is larger than the sum of its proper divisors (1).

2481135697 is an equidigital number, since it uses as much as digits as its factorization.

2481135697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 46.

The square root of 2481135697 is about 49810.9997590894. Note that the first 3 decimals coincide. The cubic root of 2481135697 is about 1353.7864794029.

The spelling of 2481135697 in words is "two billion, four hundred eighty-one million, one hundred thirty-five thousand, six hundred ninety-seven".