2134251564 has 24 divisors (see below), whose sum is σ = 5013346800. Its totient is φ = 706641984.

The previous prime is 2134251533. The next prime is 2134251611. The reversal of 2134251564 is 4651524312.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 595039 + ... + 598614.

It is an arithmetic number, because the mean of its divisors is an integer number (208889450).

Almost surely, 2^2134251564 is an apocalyptic number.

It is an amenable number.

2134251564 is an abundant number, since it is smaller than the sum of its proper divisors (2879095236).

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

2134251564 is a wasteful number, since it uses less digits than its factorization.

2134251564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1193809 (or 1193807 counting only the distinct ones).

The product of its digits is 28800, while the sum is 33.

The square root of 2134251564 is about 46197.9606043384. The cubic root of 2134251564 is about 1287.5038492234.

Adding to 2134251564 its reverse (4651524312), we get a palindrome (6785775876).

The spelling of 2134251564 in words is "two billion, one hundred thirty-four million, two hundred fifty-one thousand, five hundred sixty-four".