1142450236136 has 32 divisors (see below), whose sum is σ = 2336903200800. Its totient is φ = 519279301440.

The previous prime is 1142450236111. The next prime is 1142450236157. The reversal of 1142450236136 is 6316320542411.

It is a self number, because there is not a number n which added to its sum of digits gives 1142450236136.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2888846 + ... + 3260418.

It is an arithmetic number, because the mean of its divisors is an integer number (73028225025).

Almost surely, 2^{1142450236136} is an apocalyptic number.

It is an amenable number.

1142450236136 is an abundant number, since it is smaller than the sum of its proper divisors (1194452964664).

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

1142450236136 is a wasteful number, since it uses less digits than its factorization.

1142450236136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406529 (or 406525 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 38.

Adding to 1142450236136 its reverse (6316320542411), we get a palindrome (7458770778547).

The spelling of 1142450236136 in words is "one trillion, one hundred forty-two billion, four hundred fifty million, two hundred thirty-six thousand, one hundred thirty-six".