2237883975997 has 2 divisors, whose sum is σ = 2237883975998. Its totient is φ = 2237883975996.

The previous prime is 2237883975953. The next prime is 2237883976001. The reversal of 2237883975997 is 7995793887322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2156935759801 + 80948216196 = 1468651^2 + 284514^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2237883975997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2237883975917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1118941987998 + 1118941987999.

It is an arithmetic number, because the mean of its divisors is an integer number (1118941987999).

Almost surely, 2^{2237883975997} is an apocalyptic number.

It is an amenable number.

2237883975997 is a deficient number, since it is larger than the sum of its proper divisors (1).

2237883975997 is an equidigital number, since it uses as much as digits as its factorization.

2237883975997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880541440, while the sum is 79.

The spelling of 2237883975997 in words is "two trillion, two hundred thirty-seven billion, eight hundred eighty-three million, nine hundred seventy-five thousand, nine hundred ninety-seven".