2141253564 has 96 divisors (see below), whose sum is σ = 5588755200. Its totient is φ = 634106880.

The previous prime is 2141253559. The next prime is 2141253623. The reversal of 2141253564 is 4653521412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1282122 + ... + 1283790.

It is an arithmetic number, because the mean of its divisors is an integer number (58216200).

Almost surely, 2^2141253564 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2141253564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2794377600).

2141253564 is an abundant number, since it is smaller than the sum of its proper divisors (3447501636).

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

2141253564 is a wasteful number, since it uses less digits than its factorization.

2141253564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2043 (or 2041 counting only the distinct ones).

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

The square root of 2141253564 is about 46273.6811157271. The cubic root of 2141253564 is about 1288.9103158888.

Adding to 2141253564 its reverse (4653521412), we get a palindrome (6794774976).

The spelling of 2141253564 in words is "two billion, one hundred forty-one million, two hundred fifty-three thousand, five hundred sixty-four".