140350697 has 2 divisors, whose sum is σ = 140350698. Its totient is φ = 140350696.

The previous prime is 140350687. The next prime is 140350703. The reversal of 140350697 is 796053041.

140350697 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., 139736041 + 614656 = 11821^2 + 784^2 .

It is a cyclic number.

It is not a de Polignac number, because 140350697 - 2¹⁰ = 140349673 is a prime.

It is not a weakly prime, because it can be changed into another prime (140350607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70175348 + 70175349.

It is an arithmetic number, because the mean of its divisors is an integer number (70175349).

Almost surely, 2^140350697 is an apocalyptic number.

It is an amenable number.

140350697 is a deficient number, since it is larger than the sum of its proper divisors (1).

140350697 is an equidigital number, since it uses as much as digits as its factorization.

140350697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 140350697 is about 11846.9699501603. The cubic root of 140350697 is about 519.6826182092.

The spelling of 140350697 in words is "one hundred forty million, three hundred fifty thousand, six hundred ninety-seven".