140142340034 has 4 divisors (see below), whose sum is σ = 210213510054. Its totient is φ = 70071170016.

The previous prime is 140142340033. The next prime is 140142340043. The reversal of 140142340034 is 430043241041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 134136865009 + 6005475025 = 366247^2 + 77495^2 .

It is a junction number, because it is equal to n+sod(n) for n = 140142339985 and 140142340012.

It is not an unprimeable number, because it can be changed into a prime (140142340031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35035585007 + ... + 35035585010.

Almost surely, 2^140142340034 is an apocalyptic number.

140142340034 is a deficient number, since it is larger than the sum of its proper divisors (70071170020).

140142340034 is an equidigital number, since it uses as much as digits as its factorization.

140142340034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70071170019.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 140142340034 its reverse (430043241041), we get a palindrome (570185581075).

The spelling of 140142340034 in words is "one hundred forty billion, one hundred forty-two million, three hundred forty thousand, thirty-four".