2813454978041 has 2 divisors, whose sum is σ = 2813454978042. Its totient is φ = 2813454978040.

The previous prime is 2813454978031. The next prime is 2813454978049. The reversal of 2813454978041 is 1408794543182.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2323706945641 + 489748032400 = 1524371^2 + 699820^2 .

It is a cyclic number.

It is not a de Polignac number, because 2813454978041 - 2¹⁰ = 2813454977017 is a prime.

It is not a weakly prime, because it can be changed into another prime (2813454978049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1406727489020 + 1406727489021.

It is an arithmetic number, because the mean of its divisors is an integer number (1406727489021).

Almost surely, 2^{2813454978041} is an apocalyptic number.

It is an amenable number.

2813454978041 is a deficient number, since it is larger than the sum of its proper divisors (1).

2813454978041 is an equidigital number, since it uses as much as digits as its factorization.

2813454978041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7741440, while the sum is 56.

The spelling of 2813454978041 in words is "two trillion, eight hundred thirteen billion, four hundred fifty-four million, nine hundred seventy-eight thousand, forty-one".