1142420144115 has 16 divisors (see below), whose sum is σ = 1853616911616. Its totient is φ = 600709183200.

The previous prime is 1142420144113. The next prime is 1142420144149. The reversal of 1142420144115 is 5114410242411.

It is not a de Polignac number, because 1142420144115 - 2¹ = 1142420144113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1142420144111) 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, 536346421 + ... + 536348550.

It is an arithmetic number, because the mean of its divisors is an integer number (115851056976).

Almost surely, 2^{1142420144115} is an apocalyptic number.

1142420144115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1142420144115 is a deficient number, since it is larger than the sum of its proper divisors (711196767501).

1142420144115 is a wasteful number, since it uses less digits than its factorization.

1142420144115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1072695050.

The product of its (nonzero) digits is 5120, while the sum is 30.

Adding to 1142420144115 its reverse (5114410242411), we get a palindrome (6256830386526).

The spelling of 1142420144115 in words is "one trillion, one hundred forty-two billion, four hundred twenty million, one hundred forty-four thousand, one hundred fifteen".