2043243142 has 16 divisors (see below), whose sum is σ = 3101577840. Its totient is φ = 1009456992.

The previous prime is 2043243131. The next prime is 2043243143. The reversal of 2043243142 is 2413423402.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043243143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38284 + ... + 74512.

It is an arithmetic number, because the mean of its divisors is an integer number (193848615).

Almost surely, 2^2043243142 is an apocalyptic number.

2043243142 is a deficient number, since it is larger than the sum of its proper divisors (1058334698).

2043243142 is a wasteful number, since it uses less digits than its factorization.

2043243142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36567.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 2043243142 is about 45202.2470901613. The cubic root of 2043243142 is about 1268.9368708483.

Adding to 2043243142 its reverse (2413423402), we get a palindrome (4456666544).

The spelling of 2043243142 in words is "two billion, forty-three million, two hundred forty-three thousand, one hundred forty-two".