140143216571 has 2 divisors, whose sum is σ = 140143216572. Its totient is φ = 140143216570.

The previous prime is 140143216529. The next prime is 140143216597. The reversal of 140143216571 is 175612341041.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140143216571 is a prime.

It is a super-3 number, since 3×140143216571³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (140143216501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70071608285 + 70071608286.

It is an arithmetic number, because the mean of its divisors is an integer number (70071608286).

Almost surely, 2^140143216571 is an apocalyptic number.

140143216571 is a deficient number, since it is larger than the sum of its proper divisors (1).

140143216571 is an equidigital number, since it uses as much as digits as its factorization.

140143216571 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 35.

The spelling of 140143216571 in words is "one hundred forty billion, one hundred forty-three million, two hundred sixteen thousand, five hundred seventy-one".