2979841853 has 2 divisors, whose sum is σ = 2979841854. Its totient is φ = 2979841852.

The previous prime is 2979841793. The next prime is 2979841867. The reversal of 2979841853 is 3581489792.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2945992729 + 33849124 = 54277^2 + 5818^2 .

It is a cyclic number.

It is not a de Polignac number, because 2979841853 - 2²⁰ = 2978793277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2979841253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1489920926 + 1489920927.

It is an arithmetic number, because the mean of its divisors is an integer number (1489920927).

Almost surely, 2^2979841853 is an apocalyptic number.

It is an amenable number.

2979841853 is a deficient number, since it is larger than the sum of its proper divisors (1).

2979841853 is an equidigital number, since it uses as much as digits as its factorization.

2979841853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4354560, while the sum is 56.

The square root of 2979841853 is about 54587.9277221622. The cubic root of 2979841853 is about 1439.0119657810.

The spelling of 2979841853 in words is "two billion, nine hundred seventy-nine million, eight hundred forty-one thousand, eight hundred fifty-three".