140331371 has 2 divisors, whose sum is σ = 140331372. Its totient is φ = 140331370.

The previous prime is 140331341. The next prime is 140331407. The reversal of 140331371 is 173133041.

140331371 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140331371 - 2⁶ = 140331307 is a prime.

It is not a weakly prime, because it can be changed into another prime (140331341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70165685 + 70165686.

It is an arithmetic number, because the mean of its divisors is an integer number (70165686).

Almost surely, 2^140331371 is an apocalyptic number.

140331371 is a deficient number, since it is larger than the sum of its proper divisors (1).

140331371 is an equidigital number, since it uses as much as digits as its factorization.

140331371 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 140331371 is about 11846.1542704795. The cubic root of 140331371 is about 519.6587640412.

The spelling of 140331371 in words is "one hundred forty million, three hundred thirty-one thousand, three hundred seventy-one".