140157371 has 2 divisors, whose sum is σ = 140157372. Its totient is φ = 140157370.

The previous prime is 140157359. The next prime is 140157373. The reversal of 140157371 is 173751041.

140157371 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 is an emirp because it is prime and its reverse (173751041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140157371 - 2⁶ = 140157307 is a prime.

Together with 140157373, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (140157373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70078685 + 70078686.

It is an arithmetic number, because the mean of its divisors is an integer number (70078686).

Almost surely, 2^140157371 is an apocalyptic number.

140157371 is a deficient number, since it is larger than the sum of its proper divisors (1).

140157371 is an equidigital number, since it uses as much as digits as its factorization.

140157371 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2940, while the sum is 29.

The square root of 140157371 is about 11838.8078369403. The cubic root of 140157371 is about 519.4438963758.

The spelling of 140157371 in words is "one hundred forty million, one hundred fifty-seven thousand, three hundred seventy-one".