1131342410142 has 64 divisors (see below), whose sum is σ = 2892278860800. Its totient is φ = 321100005600.

The previous prime is 1131342410141. The next prime is 1131342410173. The reversal of 1131342410142 is 2410142431311.

It is a happy number.

1131342410142 is a `hidden beast` number, since 1 + 131 + 3 + 424 + 101 + 4 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131342410141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9853417 + ... + 9967572.

It is an arithmetic number, because the mean of its divisors is an integer number (45191857200).

Almost surely, 2^{1131342410142} is an apocalyptic number.

1131342410142 is an abundant number, since it is smaller than the sum of its proper divisors (1760936450658).

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

1131342410142 is a wasteful number, since it uses less digits than its factorization.

1131342410142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19821158 (or 19821152 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 1131342410142 its reverse (2410142431311), we get a palindrome (3541484841453).

The spelling of 1131342410142 in words is "one trillion, one hundred thirty-one billion, three hundred forty-two million, four hundred ten thousand, one hundred forty-two".