140373307 has 2 divisors, whose sum is σ = 140373308. Its totient is φ = 140373306.

The previous prime is 140373293. The next prime is 140373313. The reversal of 140373307 is 703373041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140373307 - 2⁷ = 140373179 is a prime.

It is not a weakly prime, because it can be changed into another prime (140373397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70186653 + 70186654.

It is an arithmetic number, because the mean of its divisors is an integer number (70186654).

Almost surely, 2^140373307 is an apocalyptic number.

140373307 is a deficient number, since it is larger than the sum of its proper divisors (1).

140373307 is an equidigital number, since it uses as much as digits as its factorization.

140373307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292, while the sum is 28.

The square root of 140373307 is about 11847.9241641732. The cubic root of 140373307 is about 519.7105230536.

The spelling of 140373307 in words is "one hundred forty million, three hundred seventy-three thousand, three hundred seven".