1142125334520 has 64 divisors (see below), whose sum is σ = 3575348881920. Its totient is φ = 291324722304.

The previous prime is 1142125334473. The next prime is 1142125334521. The reversal of 1142125334520 is 254335212411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142125334521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 206904004 + ... + 206909523.

It is an arithmetic number, because the mean of its divisors is an integer number (55864826280).

Almost surely, 2^{1142125334520} is an apocalyptic number.

1142125334520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1142125334520 is an abundant number, since it is smaller than the sum of its proper divisors (2433223547400).

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

1142125334520 is a wasteful number, since it uses less digits than its factorization.

1142125334520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413813564 (or 413813560 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 1142125334520 in words is "one trillion, one hundred forty-two billion, one hundred twenty-five million, three hundred thirty-four thousand, five hundred twenty".