142603663 has 2 divisors, whose sum is σ = 142603664. Its totient is φ = 142603662.

The previous prime is 142603639. The next prime is 142603673. The reversal of 142603663 is 366306241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142603663 - 2⁵ = 142603631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142603673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71301831 + 71301832.

It is an arithmetic number, because the mean of its divisors is an integer number (71301832).

Almost surely, 2^142603663 is an apocalyptic number.

142603663 is a deficient number, since it is larger than the sum of its proper divisors (1).

142603663 is an equidigital number, since it uses as much as digits as its factorization.

142603663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 142603663 is about 11941.6775622188. The cubic root of 142603663 is about 522.4485887619.

The spelling of 142603663 in words is "one hundred forty-two million, six hundred three thousand, six hundred sixty-three".