1142204540145 has 16 divisors (see below), whose sum is σ = 1828257459072. Its totient is φ = 608932356480.

The previous prime is 1142204540131. The next prime is 1142204540203. The reversal of 1142204540145 is 5410454022411.

It is not a de Polignac number, because 1142204540145 - 2¹² = 1142204536049 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15173596 + ... + 15248685.

It is an arithmetic number, because the mean of its divisors is an integer number (114266091192).

Almost surely, 2^{1142204540145} is an apocalyptic number.

1142204540145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1142204540145 is a deficient number, since it is larger than the sum of its proper divisors (686052918927).

1142204540145 is a wasteful number, since it uses less digits than its factorization.

1142204540145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30424792.

The product of its (nonzero) digits is 25600, while the sum is 33.

Adding to 1142204540145 its reverse (5410454022411), we get a palindrome (6552658562556).

The spelling of 1142204540145 in words is "one trillion, one hundred forty-two billion, two hundred four million, five hundred forty thousand, one hundred forty-five".