140432222461 has 2 divisors, whose sum is σ = 140432222462. Its totient is φ = 140432222460.

The previous prime is 140432222453. The next prime is 140432222467. The reversal of 140432222461 is 164222234041.

140432222461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 138685484025 + 1746738436 = 372405^2 + 41794^2 .

It is a cyclic number.

It is not a de Polignac number, because 140432222461 - 2³ = 140432222453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140432222467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70216111230 + 70216111231.

It is an arithmetic number, because the mean of its divisors is an integer number (70216111231).

Almost surely, 2^140432222461 is an apocalyptic number.

It is an amenable number.

140432222461 is a deficient number, since it is larger than the sum of its proper divisors (1).

140432222461 is an equidigital number, since it uses as much as digits as its factorization.

140432222461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18432, while the sum is 31.

The spelling of 140432222461 in words is "one hundred forty billion, four hundred thirty-two million, two hundred twenty-two thousand, four hundred sixty-one".