2543101161 has 8 divisors (see below), whose sum is σ = 3396390144. Its totient is φ = 1692606480.

The previous prime is 2543101153. The next prime is 2543101181. The reversal of 2543101161 is 1611013452.

It is a happy number.

2543101161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2543101161 - 2³ = 2543101153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2543101181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 696450 + ... + 700091.

It is an arithmetic number, because the mean of its divisors is an integer number (424548768).

Almost surely, 2^2543101161 is an apocalyptic number.

It is an amenable number.

2543101161 is a deficient number, since it is larger than the sum of its proper divisors (853288983).

2543101161 is a wasteful number, since it uses less digits than its factorization.

2543101161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1397151.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 2543101161 is about 50429.1697433142. The cubic root of 2543101161 is about 1364.9640463366.

The spelling of 2543101161 in words is "two billion, five hundred forty-three million, one hundred one thousand, one hundred sixty-one".