142775603 has 2 divisors, whose sum is σ = 142775604. Its totient is φ = 142775602.

The previous prime is 142775597. The next prime is 142775621. The reversal of 142775603 is 306577241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142775603 - 2¹⁴ = 142759219 is a prime.

It is not a weakly prime, because it can be changed into another prime (142775683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71387801 + 71387802.

It is an arithmetic number, because the mean of its divisors is an integer number (71387802).

Almost surely, 2^142775603 is an apocalyptic number.

142775603 is a deficient number, since it is larger than the sum of its proper divisors (1).

142775603 is an equidigital number, since it uses as much as digits as its factorization.

142775603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 142775603 is about 11948.8745495130. The cubic root of 142775603 is about 522.6584798906.

The spelling of 142775603 in words is "one hundred forty-two million, seven hundred seventy-five thousand, six hundred three".