142862077 has 2 divisors, whose sum is σ = 142862078. Its totient is φ = 142862076.

The previous prime is 142862063. The next prime is 142862089. The reversal of 142862077 is 770268241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141276996 + 1585081 = 11886^2 + 1259^2 .

It is an emirp because it is prime and its reverse (770268241) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142862077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142862017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71431038 + 71431039.

It is an arithmetic number, because the mean of its divisors is an integer number (71431039).

Almost surely, 2^142862077 is an apocalyptic number.

It is an amenable number.

142862077 is a deficient number, since it is larger than the sum of its proper divisors (1).

142862077 is an equidigital number, since it uses as much as digits as its factorization.

142862077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37632, while the sum is 37.

The square root of 142862077 is about 11952.4925015664. The cubic root of 142862077 is about 522.7639770178.

The spelling of 142862077 in words is "one hundred forty-two million, eight hundred sixty-two thousand, seventy-seven".