142043112545 has 16 divisors (see below), whose sum is σ = 172490258640. Its totient is φ = 112279302144.

The previous prime is 142043112521. The next prime is 142043112583. The reversal of 142043112545 is 545211340241.

It can be written as a sum of positive squares in 8 ways, for example, as 59859983569 + 82183128976 = 244663^2 + 286676^2 .

It is a cyclic number.

It is not a de Polignac number, because 142043112545 - 2¹⁴ = 142043096161 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, 58421 + ... + 536189.

It is an arithmetic number, because the mean of its divisors is an integer number (10780641165).

Almost surely, 2^142043112545 is an apocalyptic number.

It is an amenable number.

142043112545 is a deficient number, since it is larger than the sum of its proper divisors (30447146095).

142043112545 is an equidigital number, since it uses as much as digits as its factorization.

142043112545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478484.

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 142043112545 its reverse (545211340241), we get a palindrome (687254452786).

The spelling of 142043112545 in words is "one hundred forty-two billion, forty-three million, one hundred twelve thousand, five hundred forty-five".