2005425047 has 2 divisors, whose sum is σ = 2005425048. Its totient is φ = 2005425046.

The previous prime is 2005425041. The next prime is 2005425067. The reversal of 2005425047 is 7405245002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2005425047 - 2²⁸ = 1736989591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2005425041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1002712523 + 1002712524.

It is an arithmetic number, because the mean of its divisors is an integer number (1002712524).

Almost surely, 2^2005425047 is an apocalyptic number.

2005425047 is a deficient number, since it is larger than the sum of its proper divisors (1).

2005425047 is an equidigital number, since it uses as much as digits as its factorization.

2005425047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11200, while the sum is 29.

The square root of 2005425047 is about 44781.9723437903. The cubic root of 2005425047 is about 1261.0592099044.

The spelling of 2005425047 in words is "two billion, five million, four hundred twenty-five thousand, forty-seven".