2938777099213 has 2 divisors, whose sum is σ = 2938777099214. Its totient is φ = 2938777099212.

The previous prime is 2938777099199. The next prime is 2938777099259. The reversal of 2938777099213 is 3129907778392.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2223429907689 + 715347191524 = 1491117^2 + 845782^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2938777099213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2938777090213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1469388549606 + 1469388549607.

It is an arithmetic number, because the mean of its divisors is an integer number (1469388549607).

Almost surely, 2^{2938777099213} is an apocalyptic number.

It is an amenable number.

2938777099213 is a deficient number, since it is larger than the sum of its proper divisors (1).

2938777099213 is an equidigital number, since it uses as much as digits as its factorization.

2938777099213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72013536, while the sum is 67.

The spelling of 2938777099213 in words is "two trillion, nine hundred thirty-eight billion, seven hundred seventy-seven million, ninety-nine thousand, two hundred thirteen".