2104025779 has 2 divisors, whose sum is σ = 2104025780. Its totient is φ = 2104025778.

The previous prime is 2104025753. The next prime is 2104025821. The reversal of 2104025779 is 9775204012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2104025779 - 2¹¹ = 2104023731 is a prime.

It is not a weakly prime, because it can be changed into another prime (2104025279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052012889 + 1052012890.

It is an arithmetic number, because the mean of its divisors is an integer number (1052012890).

Almost surely, 2^2104025779 is an apocalyptic number.

2104025779 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104025779 is an equidigital number, since it uses as much as digits as its factorization.

2104025779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 2104025779 is about 45869.6607683118. The cubic root of 2104025779 is about 1281.3969487803.

The spelling of 2104025779 in words is "two billion, one hundred four million, twenty-five thousand, seven hundred seventy-nine".