142001203 has 2 divisors, whose sum is σ = 142001204. Its totient is φ = 142001202.

The previous prime is 142001201. The next prime is 142001213. The reversal of 142001203 is 302100241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142001203 - 2¹ = 142001201 is a prime.

Together with 142001201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (142001201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71000601 + 71000602.

It is an arithmetic number, because the mean of its divisors is an integer number (71000602).

Almost surely, 2^142001203 is an apocalyptic number.

142001203 is a deficient number, since it is larger than the sum of its proper divisors (1).

142001203 is an equidigital number, since it uses as much as digits as its factorization.

142001203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 142001203 is about 11916.4257644648. The cubic root of 142001203 is about 521.7118179041.

Adding to 142001203 its reverse (302100241), we get a palindrome (444101444).

The spelling of 142001203 in words is "one hundred forty-two million, one thousand, two hundred three".