2141252444 has 12 divisors (see below), whose sum is σ = 3767895768. Its totient is φ = 1064710800.

The previous prime is 2141252411. The next prime is 2141252453. The reversal of 2141252444 is 4442521412.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1478042 + ... + 1479489.

It is an arithmetic number, because the mean of its divisors is an integer number (313991314).

Almost surely, 2^2141252444 is an apocalyptic number.

It is an amenable number.

2141252444 is a deficient number, since it is larger than the sum of its proper divisors (1626643324).

2141252444 is a wasteful number, since it uses less digits than its factorization.

2141252444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2957716 (or 2957714 counting only the distinct ones).

The product of its digits is 10240, while the sum is 29.

The square root of 2141252444 is about 46273.6690138139. The cubic root of 2141252444 is about 1288.9100911637.

Adding to 2141252444 its reverse (4442521412), we get a palindrome (6583773856).

The spelling of 2141252444 in words is "two billion, one hundred forty-one million, two hundred fifty-two thousand, four hundred forty-four".