142395931141 has 2 divisors, whose sum is σ = 142395931142. Its totient is φ = 142395931140.

The previous prime is 142395930931. The next prime is 142395931159. The reversal of 142395931141 is 141139593241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 139910410116 + 2485521025 = 374046^2 + 49855^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142395931141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142395931241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71197965570 + 71197965571.

It is an arithmetic number, because the mean of its divisors is an integer number (71197965571).

Almost surely, 2^142395931141 is an apocalyptic number.

It is an amenable number.

142395931141 is a deficient number, since it is larger than the sum of its proper divisors (1).

142395931141 is an equidigital number, since it uses as much as digits as its factorization.

142395931141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 43.

The spelling of 142395931141 in words is "one hundred forty-two billion, three hundred ninety-five million, nine hundred thirty-one thousand, one hundred forty-one".