142826137 has 2 divisors, whose sum is σ = 142826138. Its totient is φ = 142826136.

The previous prime is 142826087. The next prime is 142826143. The reversal of 142826137 is 731628241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93489561 + 49336576 = 9669^2 + 7024^2 .

It is a cyclic number.

It is not a de Polignac number, because 142826137 - 2⁷ = 142826009 is a prime.

It is equal to p_8062756 and since 142826137 and 8062756 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (142826737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71413068 + 71413069.

It is an arithmetic number, because the mean of its divisors is an integer number (71413069).

Almost surely, 2^142826137 is an apocalyptic number.

It is an amenable number.

142826137 is a deficient number, since it is larger than the sum of its proper divisors (1).

142826137 is an equidigital number, since it uses as much as digits as its factorization.

142826137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16128, while the sum is 34.

The square root of 142826137 is about 11950.9889548941. The cubic root of 142826137 is about 522.7201358682.

The spelling of 142826137 in words is "one hundred forty-two million, eight hundred twenty-six thousand, one hundred thirty-seven".