1142111523107 has 16 divisors (see below), whose sum is σ = 1251122153472. Its totient is φ = 1037904965760.

The previous prime is 1142111523071. The next prime is 1142111523149. The reversal of 1142111523107 is 7013251112411.

It is not a de Polignac number, because 1142111523107 - 2³⁶ = 1073392046371 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1142111523107.

It is not an unprimeable number, because it can be changed into a prime (1142111523307) 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 15 ways as a sum of consecutive naturals, for example, 2212583 + ... + 2679504.

It is an arithmetic number, because the mean of its divisors is an integer number (78195134592).

Almost surely, 2^{1142111523107} is an apocalyptic number.

1142111523107 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1142111523107 is a deficient number, since it is larger than the sum of its proper divisors (109010630365).

1142111523107 is a wasteful number, since it uses less digits than its factorization.

1142111523107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4892578.

The product of its (nonzero) digits is 1680, while the sum is 29.

Adding to 1142111523107 its reverse (7013251112411), we get a palindrome (8155362635518).

The spelling of 1142111523107 in words is "one trillion, one hundred forty-two billion, one hundred eleven million, five hundred twenty-three thousand, one hundred seven".