2142153344 has 16 divisors (see below), whose sum is σ = 4267571370. Its totient is φ = 1071076608.

The previous prime is 2142153337. The next prime is 2142153421. The reversal of 2142153344 is 4433512412.

It can be written as a sum of positive squares in only one way, i.e., 2087393344 + 54760000 = 45688^2 + 7400^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8367659 + ... + 8367914.

Almost surely, 2^2142153344 is an apocalyptic number.

It is an amenable number.

2142153344 is a deficient number, since it is larger than the sum of its proper divisors (2125418026).

2142153344 is an equidigital number, since it uses as much as digits as its factorization.

2142153344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16735587 (or 16735575 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 2142153344 is about 46283.4024678394. The cubic root of 2142153344 is about 1289.0908290450.

Adding to 2142153344 its reverse (4433512412), we get a palindrome (6575665756).

The spelling of 2142153344 in words is "two billion, one hundred forty-two million, one hundred fifty-three thousand, three hundred forty-four".