140405332087 has 2 divisors, whose sum is σ = 140405332088. Its totient is φ = 140405332086.

The previous prime is 140405332079. The next prime is 140405332139. The reversal of 140405332087 is 780233504041.

It is a happy number.

140405332087 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140405332087 - 2³ = 140405332079 is a prime.

It is a super-3 number, since 3×140405332087³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140405336087) 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, 70202666043 + 70202666044.

It is an arithmetic number, because the mean of its divisors is an integer number (70202666044).

Almost surely, 2^140405332087 is an apocalyptic number.

140405332087 is a deficient number, since it is larger than the sum of its proper divisors (1).

140405332087 is an equidigital number, since it uses as much as digits as its factorization.

140405332087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 140405332087 in words is "one hundred forty billion, four hundred five million, three hundred thirty-two thousand, eighty-seven".