140180471 has 2 divisors, whose sum is σ = 140180472. Its totient is φ = 140180470.

The previous prime is 140180407. The next prime is 140180477. The reversal of 140180471 is 174081041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140180471 - 2⁶ = 140180407 is a prime.

It is a super-3 number, since 3×140180471³ (a number of 25 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140180471.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140180477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70090235 + 70090236.

It is an arithmetic number, because the mean of its divisors is an integer number (70090236).

Almost surely, 2^140180471 is an apocalyptic number.

140180471 is a deficient number, since it is larger than the sum of its proper divisors (1).

140180471 is an equidigital number, since it uses as much as digits as its factorization.

140180471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 26.

The square root of 140180471 is about 11839.7834017350. The cubic root of 140180471 is about 519.4724321442.

The spelling of 140180471 in words is "one hundred forty million, one hundred eighty thousand, four hundred seventy-one".