2725317331603 has 2 divisors, whose sum is σ = 2725317331604. Its totient is φ = 2725317331602.

The previous prime is 2725317331577. The next prime is 2725317331663. The reversal of 2725317331603 is 3061337135272.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2725317331603 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2725317331603.

It is not a weakly prime, because it can be changed into another prime (2725317331663) 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, 1362658665801 + 1362658665802.

It is an arithmetic number, because the mean of its divisors is an integer number (1362658665802).

Almost surely, 2^{2725317331603} is an apocalyptic number.

2725317331603 is a deficient number, since it is larger than the sum of its proper divisors (1).

2725317331603 is an equidigital number, since it uses as much as digits as its factorization.

2725317331603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 476280, while the sum is 43.

The spelling of 2725317331603 in words is "two trillion, seven hundred twenty-five billion, three hundred seventeen million, three hundred thirty-one thousand, six hundred three".