2825017129 has 6 divisors (see below), whose sum is σ = 3105184250. Its totient is φ = 2568197280.

The previous prime is 2825017093. The next prime is 2825017141. The reversal of 2825017129 is 9217105282.

It can be written as a sum of positive squares in only one way, i.e., 2524861504 + 300155625 = 50248^2 + 17325^2 .

It is not a de Polignac number, because 2825017129 - 2⁷ = 2825017001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2825017189) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11673504 + ... + 11673745.

Almost surely, 2^2825017129 is an apocalyptic number.

It is an amenable number.

2825017129 is a deficient number, since it is larger than the sum of its proper divisors (280167121).

2825017129 is a wasteful number, since it uses less digits than its factorization.

2825017129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23347271 (or 23347260 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 37.

The square root of 2825017129 is about 53150.8901995065. The cubic root of 2825017129 is about 1413.6450011987.

The spelling of 2825017129 in words is "two billion, eight hundred twenty-five million, seventeen thousand, one hundred twenty-nine".