140571163 has 2 divisors, whose sum is σ = 140571164. Its totient is φ = 140571162.

The previous prime is 140571161. The next prime is 140571169. The reversal of 140571163 is 361175041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140571163 - 2¹ = 140571161 is a prime.

It is a super-3 number, since 3×140571163³ (a number of 25 digits) contains 333 as substring.

Together with 140571161, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (140571161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70285581 + 70285582.

It is an arithmetic number, because the mean of its divisors is an integer number (70285582).

Almost surely, 2^140571163 is an apocalyptic number.

140571163 is a deficient number, since it is larger than the sum of its proper divisors (1).

140571163 is an equidigital number, since it uses as much as digits as its factorization.

140571163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 140571163 is about 11856.2710410989. The cubic root of 140571163 is about 519.9545855309.

The spelling of 140571163 in words is "one hundred forty million, five hundred seventy-one thousand, one hundred sixty-three".