140190329 has 2 divisors, whose sum is σ = 140190330. Its totient is φ = 140190328.

The previous prime is 140190301. The next prime is 140190343. The reversal of 140190329 is 923091041.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87235600 + 52954729 = 9340^2 + 7277^2 .

It is a cyclic number.

It is not a de Polignac number, because 140190329 - 2¹⁶ = 140124793 is a prime.

It is not a weakly prime, because it can be changed into another prime (140190389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70095164 + 70095165.

It is an arithmetic number, because the mean of its divisors is an integer number (70095165).

Almost surely, 2^140190329 is an apocalyptic number.

It is an amenable number.

140190329 is a deficient number, since it is larger than the sum of its proper divisors (1).

140190329 is an equidigital number, since it uses as much as digits as its factorization.

140190329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 140190329 is about 11840.1997027077. The cubic root of 140190329 is about 519.4846089217.

The spelling of 140190329 in words is "one hundred forty million, one hundred ninety thousand, three hundred twenty-nine".