1055143251342 has 12 divisors (see below), whose sum is σ = 2286143711280. Its totient is φ = 351714417108.

The previous prime is 1055143251307. The next prime is 1055143251347. The reversal of 1055143251342 is 2431523415501.

1055143251342 is a `hidden beast` number, since 1 + 0 + 5 + 514 + 3 + 2 + 5 + 134 + 2 = 666.

It is a super-2 number, since 2×1055143251342² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1055143251297 and 1055143251306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055143251347) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29309534742 + ... + 29309534777.

It is an arithmetic number, because the mean of its divisors is an integer number (190511975940).

Almost surely, 2^{1055143251342} is an apocalyptic number.

1055143251342 is an abundant number, since it is smaller than the sum of its proper divisors (1231000459938).

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

1055143251342 is a wasteful number, since it uses less digits than its factorization.

1055143251342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58619069527 (or 58619069524 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

Adding to 1055143251342 its reverse (2431523415501), we get a palindrome (3486666666843).

The spelling of 1055143251342 in words is "one trillion, fifty-five billion, one hundred forty-three million, two hundred fifty-one thousand, three hundred forty-two".