140071801 has 2 divisors, whose sum is σ = 140071802. Its totient is φ = 140071800.

The previous prime is 140071787. The next prime is 140071831. The reversal of 140071801 is 108170041.

140071801 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91699776 + 48372025 = 9576^2 + 6955^2 .

It is a cyclic number.

It is not a de Polignac number, because 140071801 - 2⁹ = 140071289 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (140071831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70035900 + 70035901.

It is an arithmetic number, because the mean of its divisors is an integer number (70035901).

Almost surely, 2^140071801 is an apocalyptic number.

It is an amenable number.

140071801 is a deficient number, since it is larger than the sum of its proper divisors (1).

140071801 is an equidigital number, since it uses as much as digits as its factorization.

140071801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 22.

The square root of 140071801 is about 11835.1933233049. The cubic root of 140071801 is about 519.3381631734.

The spelling of 140071801 in words is "one hundred forty million, seventy-one thousand, eight hundred one".