140452122131 has 2 divisors, whose sum is σ = 140452122132. Its totient is φ = 140452122130.

The previous prime is 140452122119. The next prime is 140452122149. The reversal of 140452122131 is 131221254041.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140452122131 is a prime.

It is a super-2 number, since 2×140452122131² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140452122131.

It is not a weakly prime, because it can be changed into another prime (140452122191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70226061065 + 70226061066.

It is an arithmetic number, because the mean of its divisors is an integer number (70226061066).

Almost surely, 2^140452122131 is an apocalyptic number.

140452122131 is a deficient number, since it is larger than the sum of its proper divisors (1).

140452122131 is an equidigital number, since it uses as much as digits as its factorization.

140452122131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 140452122131 its reverse (131221254041), we get a palindrome (271673376172).

The spelling of 140452122131 in words is "one hundred forty billion, four hundred fifty-two million, one hundred twenty-two thousand, one hundred thirty-one".