2141444145 has 16 divisors (see below), whose sum is σ = 3509880192. Its totient is φ = 1114247040.

The previous prime is 2141444143. The next prime is 2141444159. The reversal of 2141444145 is 5414441412.

It is not a de Polignac number, because 2141444145 - 2¹ = 2141444143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2141444143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1740397 + ... + 1741626.

It is an arithmetic number, because the mean of its divisors is an integer number (219367512).

Almost surely, 2^2141444145 is an apocalyptic number.

It is an amenable number.

2141444145 is a deficient number, since it is larger than the sum of its proper divisors (1368436047).

2141444145 is a wasteful number, since it uses less digits than its factorization.

2141444145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3482072.

The product of its digits is 10240, while the sum is 30.

The square root of 2141444145 is about 46275.7403506416. The cubic root of 2141444145 is about 1288.9485543197.

Adding to 2141444145 its reverse (5414441412), we get a palindrome (7555885557).

The spelling of 2141444145 in words is "two billion, one hundred forty-one million, four hundred forty-four thousand, one hundred forty-five".