140355243571 has 2 divisors, whose sum is σ = 140355243572. Its totient is φ = 140355243570.

The previous prime is 140355243503. The next prime is 140355243599. The reversal of 140355243571 is 175342553041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140355243571 - 2⁷ = 140355243443 is a prime.

It is not a weakly prime, because it can be changed into another prime (140355243671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70177621785 + 70177621786.

It is an arithmetic number, because the mean of its divisors is an integer number (70177621786).

Almost surely, 2^140355243571 is an apocalyptic number.

140355243571 is a deficient number, since it is larger than the sum of its proper divisors (1).

140355243571 is an equidigital number, since it uses as much as digits as its factorization.

140355243571 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252000, while the sum is 40.

The spelling of 140355243571 in words is "one hundred forty billion, three hundred fifty-five million, two hundred forty-three thousand, five hundred seventy-one".