140336929 has 2 divisors, whose sum is σ = 140336930. Its totient is φ = 140336928.

The previous prime is 140336897. The next prime is 140336939. The reversal of 140336929 is 929633041.

140336929 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., 122146704 + 18190225 = 11052^2 + 4265^2 .

It is an emirp because it is prime and its reverse (929633041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140336929 - 2⁵ = 140336897 is a prime.

It is not a weakly prime, because it can be changed into another prime (140336939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70168464 + 70168465.

It is an arithmetic number, because the mean of its divisors is an integer number (70168465).

Almost surely, 2^140336929 is an apocalyptic number.

It is an amenable number.

140336929 is a deficient number, since it is larger than the sum of its proper divisors (1).

140336929 is an equidigital number, since it uses as much as digits as its factorization.

140336929 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 37.

The square root of 140336929 is about 11846.3888590574. The cubic root of 140336929 is about 519.6656245298.

The spelling of 140336929 in words is "one hundred forty million, three hundred thirty-six thousand, nine hundred twenty-nine".