140075993 has 2 divisors, whose sum is σ = 140075994. Its totient is φ = 140075992.

The previous prime is 140075963. The next prime is 140076019. The reversal of 140075993 is 399570041.

It is a happy number.

140075993 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., 74011609 + 66064384 = 8603^2 + 8128^2 .

It is a cyclic number.

It is not a de Polignac number, because 140075993 - 2⁸ = 140075737 is a prime.

It is not a weakly prime, because it can be changed into another prime (140075953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70037996 + 70037997.

It is an arithmetic number, because the mean of its divisors is an integer number (70037997).

Almost surely, 2^140075993 is an apocalyptic number.

It is an amenable number.

140075993 is a deficient number, since it is larger than the sum of its proper divisors (1).

140075993 is an equidigital number, since it uses as much as digits as its factorization.

140075993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 140075993 is about 11835.3704209036. The cubic root of 140075993 is about 519.3433439541.

The spelling of 140075993 in words is "one hundred forty million, seventy-five thousand, nine hundred ninety-three".