142663375 has 16 divisors (see below), whose sum is σ = 178476480. Its totient is φ = 113853600.

The previous prime is 142663373. The next prime is 142663387. The reversal of 142663375 is 573366241.

142663375 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 142663375 - 2¹ = 142663373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142663373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61741 + ... + 64009.

It is an arithmetic number, because the mean of its divisors is an integer number (11154780).

Almost surely, 2^142663375 is an apocalyptic number.

142663375 is a deficient number, since it is larger than the sum of its proper divisors (35813105).

142663375 is an equidigital number, since it uses as much as digits as its factorization.

142663375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2787 (or 2777 counting only the distinct ones).

The product of its digits is 90720, while the sum is 37.

The square root of 142663375 is about 11944.1774517963. The cubic root of 142663375 is about 522.5214996915.

The spelling of 142663375 in words is "one hundred forty-two million, six hundred sixty-three thousand, three hundred seventy-five".