1142140210 has 64 divisors (see below), whose sum is σ = 2201001984. Its totient is φ = 425779200.

The previous prime is 1142140201. The next prime is 1142140213. The reversal of 1142140210 is 120412411.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1142140213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1781490 + ... + 1782130.

It is an arithmetic number, because the mean of its divisors is an integer number (34390656).

Almost surely, 2^1142140210 is an apocalyptic number.

1142140210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1142140210 is a deficient number, since it is larger than the sum of its proper divisors (1058861774).

1142140210 is a wasteful number, since it uses less digits than its factorization.

1142140210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 859.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 1142140210 is about 33795.5649457144. The cubic root of 1142140210 is about 1045.2972483767.

Adding to 1142140210 its reverse (120412411), we get a palindrome (1262552621).

The spelling of 1142140210 in words is "one billion, one hundred forty-two million, one hundred forty thousand, two hundred ten".