1290982000142 has 4 divisors (see below), whose sum is σ = 1936473000216. Its totient is φ = 645491000070.

The previous prime is 1290982000141. The next prime is 1290982000177. The reversal of 1290982000142 is 2410002890921.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 1290982000096 and 1290982000105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1290982000141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 322745500034 + ... + 322745500037.

It is an arithmetic number, because the mean of its divisors is an integer number (484118250054).

Almost surely, 2^{1290982000142} is an apocalyptic number.

1290982000142 is a deficient number, since it is larger than the sum of its proper divisors (645491000074).

1290982000142 is an equidigital number, since it uses as much as digits as its factorization.

1290982000142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645491000073.

The product of its (nonzero) digits is 20736, while the sum is 38.

The spelling of 1290982000142 in words is "one trillion, two hundred ninety billion, nine hundred eighty-two million, one hundred forty-two", and thus it is an aban number.