142538158127 has 2 divisors, whose sum is σ = 142538158128. Its totient is φ = 142538158126.

The previous prime is 142538158067. The next prime is 142538158153. The reversal of 142538158127 is 721851835241.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142538158127 - 2¹⁶ = 142538092591 is a prime.

It is a super-2 number, since 2×142538158127² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142538148127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71269079063 + 71269079064.

It is an arithmetic number, because the mean of its divisors is an integer number (71269079064).

Almost surely, 2^142538158127 is an apocalyptic number.

142538158127 is a deficient number, since it is larger than the sum of its proper divisors (1).

142538158127 is an equidigital number, since it uses as much as digits as its factorization.

142538158127 is an evil number, because the sum of its binary digits is even.

The product of its digits is 537600, while the sum is 47.

The spelling of 142538158127 in words is "one hundred forty-two billion, five hundred thirty-eight million, one hundred fifty-eight thousand, one hundred twenty-seven".