142056236051 has 2 divisors, whose sum is σ = 142056236052. Its totient is φ = 142056236050.

The previous prime is 142056236039. The next prime is 142056236059. The reversal of 142056236051 is 150632650241.

It is a strong prime.

It is an emirp because it is prime and its reverse (150632650241) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142056236051 is a prime.

It is not a weakly prime, because it can be changed into another prime (142056236059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71028118025 + 71028118026.

It is an arithmetic number, because the mean of its divisors is an integer number (71028118026).

Almost surely, 2^142056236051 is an apocalyptic number.

142056236051 is a deficient number, since it is larger than the sum of its proper divisors (1).

142056236051 is an equidigital number, since it uses as much as digits as its factorization.

142056236051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 35.

Adding to 142056236051 its reverse (150632650241), we get a palindrome (292688886292).

The spelling of 142056236051 in words is "one hundred forty-two billion, fifty-six million, two hundred thirty-six thousand, fifty-one".