2043340312 has 16 divisors (see below), whose sum is σ = 4125975840. Its totient is φ = 943080096.

The previous prime is 2043340307. The next prime is 2043340331. The reversal of 2043340312 is 2130433402.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9823648 + ... + 9823855.

It is an arithmetic number, because the mean of its divisors is an integer number (257873490).

Almost surely, 2^2043340312 is an apocalyptic number.

It is an amenable number.

2043340312 is an abundant number, since it is smaller than the sum of its proper divisors (2082635528).

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

2043340312 is a wasteful number, since it uses less digits than its factorization.

2043340312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19647522 (or 19647518 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 2043340312 is about 45203.3219133284. The cubic root of 2043340312 is about 1268.9569860332.

Adding to 2043340312 its reverse (2130433402), we get a palindrome (4173773714).

The spelling of 2043340312 in words is "two billion, forty-three million, three hundred forty thousand, three hundred twelve".