142616137 has 2 divisors, whose sum is σ = 142616138. Its totient is φ = 142616136.

The previous prime is 142616119. The next prime is 142616153. The reversal of 142616137 is 731616241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101284096 + 41332041 = 10064^2 + 6429^2 .

It is a cyclic number.

It is not a de Polignac number, because 142616137 - 2¹¹ = 142614089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142616099 and 142616108.

It is not a weakly prime, because it can be changed into another prime (142616107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71308068 + 71308069.

It is an arithmetic number, because the mean of its divisors is an integer number (71308069).

Almost surely, 2^142616137 is an apocalyptic number.

It is an amenable number.

142616137 is a deficient number, since it is larger than the sum of its proper divisors (1).

142616137 is an equidigital number, since it uses as much as digits as its factorization.

142616137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 31.

The square root of 142616137 is about 11942.1998392256. The cubic root of 142616137 is about 522.4638217359.

The spelling of 142616137 in words is "one hundred forty-two million, six hundred sixteen thousand, one hundred thirty-seven".