2005177151 has 2 divisors, whose sum is σ = 2005177152. Its totient is φ = 2005177150.

The previous prime is 2005177091. The next prime is 2005177193. The reversal of 2005177151 is 1517715002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2005177151 - 2¹⁰ = 2005176127 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2005177051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1002588575 + 1002588576.

It is an arithmetic number, because the mean of its divisors is an integer number (1002588576).

Almost surely, 2^2005177151 is an apocalyptic number.

2005177151 is a deficient number, since it is larger than the sum of its proper divisors (1).

2005177151 is an equidigital number, since it uses as much as digits as its factorization.

2005177151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2450, while the sum is 29.

The square root of 2005177151 is about 44779.2044480471. The cubic root of 2005177151 is about 1261.0072467863.

The spelling of 2005177151 in words is "two billion, five million, one hundred seventy-seven thousand, one hundred fifty-one".