142266027 has 4 divisors (see below), whose sum is σ = 189688040. Its totient is φ = 94844016.

The previous prime is 142266001. The next prime is 142266029. The reversal of 142266027 is 720662241.

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

It is a de Polignac number, because none of the positive numbers 2^k-142266027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 142265985 and 142266003.

It is not an unprimeable number, because it can be changed into a prime (142266029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23711002 + ... + 23711007.

It is an arithmetic number, because the mean of its divisors is an integer number (47422010).

Almost surely, 2^142266027 is an apocalyptic number.

142266027 is a deficient number, since it is larger than the sum of its proper divisors (47422013).

142266027 is an equidigital number, since it uses as much as digits as its factorization.

142266027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47422012.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 142266027 is about 11927.5323097445. The cubic root of 142266027 is about 522.0359372507.

The spelling of 142266027 in words is "one hundred forty-two million, two hundred sixty-six thousand, twenty-seven".