142580677 has 2 divisors, whose sum is σ = 142580678. Its totient is φ = 142580676.

The previous prime is 142580671. The next prime is 142580699. The reversal of 142580677 is 776085241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135349956 + 7230721 = 11634^2 + 2689^2 .

It is a cyclic number.

It is not a de Polignac number, because 142580677 - 2⁷ = 142580549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142580671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71290338 + 71290339.

It is an arithmetic number, because the mean of its divisors is an integer number (71290339).

Almost surely, 2^142580677 is an apocalyptic number.

It is an amenable number.

142580677 is a deficient number, since it is larger than the sum of its proper divisors (1).

142580677 is an equidigital number, since it uses as much as digits as its factorization.

142580677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 94080, while the sum is 40.

The square root of 142580677 is about 11940.7150958391. The cubic root of 142580677 is about 522.4205164382.

The spelling of 142580677 in words is "one hundred forty-two million, five hundred eighty thousand, six hundred seventy-seven".