142001045045 has 4 divisors (see below), whose sum is σ = 170401254060. Its totient is φ = 113600836032.

The previous prime is 142001045023. The next prime is 142001045077. The reversal of 142001045045 is 540540100241.

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

It can be written as a sum of positive squares in 2 ways, for example, as 87875487844 + 54125557201 = 296438^2 + 232649^2 .

It is a cyclic number.

It is not a de Polignac number, because 142001045045 - 2⁶ = 142001044981 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14200104500 + ... + 14200104509.

It is an arithmetic number, because the mean of its divisors is an integer number (42600313515).

Almost surely, 2^142001045045 is an apocalyptic number.

It is an amenable number.

142001045045 is a deficient number, since it is larger than the sum of its proper divisors (28400209015).

142001045045 is an equidigital number, since it uses as much as digits as its factorization.

142001045045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28400209014.

The product of its (nonzero) digits is 3200, while the sum is 26.

Adding to 142001045045 its reverse (540540100241), we get a palindrome (682541145286).

The spelling of 142001045045 in words is "one hundred forty-two billion, one million, forty-five thousand, forty-five".