140252612231 has 2 divisors, whose sum is σ = 140252612232. Its totient is φ = 140252612230.

The previous prime is 140252612209. The next prime is 140252612273. The reversal of 140252612231 is 132216252041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140252612231 - 2²² = 140248417927 is a prime.

It is a super-2 number, since 2×140252612231² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140252612194 and 140252612203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140252612281) 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, 70126306115 + 70126306116.

It is an arithmetic number, because the mean of its divisors is an integer number (70126306116).

Almost surely, 2^140252612231 is an apocalyptic number.

140252612231 is a deficient number, since it is larger than the sum of its proper divisors (1).

140252612231 is an equidigital number, since it uses as much as digits as its factorization.

140252612231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 140252612231 its reverse (132216252041), we get a palindrome (272468864272).

The spelling of 140252612231 in words is "one hundred forty billion, two hundred fifty-two million, six hundred twelve thousand, two hundred thirty-one".