2141312 has 16 divisors (see below), whose sum is σ = 4266150. Its totient is φ = 1070592.

The previous prime is 2141311. The next prime is 2141329. The reversal of 2141312 is 2131412.

It can be written as a sum of positive squares in only one way, i.e., 1700416 + 440896 = 1304^2 + 664^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2141311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8237 + ... + 8492.

2^2141312 is an apocalyptic number.

It is an amenable number.

2141312 is a deficient number, since it is larger than the sum of its proper divisors (2124838).

2141312 is an equidigital number, since it uses as much as digits as its factorization.

2141312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16743 (or 16731 counting only the distinct ones).

The product of its digits is 48, while the sum is 14.

The square root of 2141312 is about 1463.3222474903. The cubic root of 2141312 is about 128.8922040808.

Adding to 2141312 its reverse (2131412), we get a palindrome (4272724).

The spelling of 2141312 in words is "two million, one hundred forty-one thousand, three hundred twelve".