2154130134 has 32 divisors (see below), whose sum is σ = 4641633024. Its totient is φ = 662528160.

The previous prime is 2154130127. The next prime is 2154130151. The reversal of 2154130134 is 4310314512.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 250917 + ... + 259359.

It is an arithmetic number, because the mean of its divisors is an integer number (145051032).

Almost surely, 2^2154130134 is an apocalyptic number.

2154130134 is an abundant number, since it is smaller than the sum of its proper divisors (2487502890).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2154130134 is a wasteful number, since it uses less digits than its factorization.

2154130134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11732.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2154130134 is about 46412.6074897759. The cubic root of 2154130134 is about 1291.4888032988.

Adding to 2154130134 its reverse (4310314512), we get a palindrome (6464444646).

The spelling of 2154130134 in words is "two billion, one hundred fifty-four million, one hundred thirty thousand, one hundred thirty-four".