1142230425140 has 24 divisors (see below), whose sum is σ = 2741353020672. Its totient is φ = 391621860000.

The previous prime is 1142230425139. The next prime is 1142230425209. The reversal of 1142230425140 is 415240322411.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4079394236 + ... + 4079394515.

It is an arithmetic number, because the mean of its divisors is an integer number (114223042528).

Almost surely, 2^{1142230425140} is an apocalyptic number.

1142230425140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1142230425140 is an abundant number, since it is smaller than the sum of its proper divisors (1599122595532).

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

1142230425140 is a wasteful number, since it uses less digits than its factorization.

1142230425140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8158788767 (or 8158788765 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 1142230425140 its reverse (415240322411), we get a palindrome (1557470747551).

The spelling of 1142230425140 in words is "one trillion, one hundred forty-two billion, two hundred thirty million, four hundred twenty-five thousand, one hundred forty".