140700929 has 2 divisors, whose sum is σ = 140700930. Its totient is φ = 140700928.

The previous prime is 140700881. The next prime is 140700949. The reversal of 140700929 is 929007041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 139594225 + 1106704 = 11815^2 + 1052^2 .

It is a cyclic number.

It is not a de Polignac number, because 140700929 - 2¹² = 140696833 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 140700895 and 140700904.

It is not a weakly prime, because it can be changed into another prime (140700949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70350464 + 70350465.

It is an arithmetic number, because the mean of its divisors is an integer number (70350465).

Almost surely, 2^140700929 is an apocalyptic number.

It is an amenable number.

140700929 is a deficient number, since it is larger than the sum of its proper divisors (1).

140700929 is an equidigital number, since it uses as much as digits as its factorization.

140700929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 140700929 is about 11861.7422413404. The cubic root of 140700929 is about 520.1145322177.

The spelling of 140700929 in words is "one hundred forty million, seven hundred thousand, nine hundred twenty-nine".