140770001 has 2 divisors, whose sum is σ = 140770002. Its totient is φ = 140770000.

The previous prime is 140769953. The next prime is 140770027. The reversal of 140770001 is 100077041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 126337600 + 14432401 = 11240^2 + 3799^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140770001 is a prime.

It is not a weakly prime, because it can be changed into another prime (140770801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70385000 + 70385001.

It is an arithmetic number, because the mean of its divisors is an integer number (70385001).

Almost surely, 2^140770001 is an apocalyptic number.

It is an amenable number.

140770001 is a deficient number, since it is larger than the sum of its proper divisors (1).

140770001 is an equidigital number, since it uses as much as digits as its factorization.

140770001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 196, while the sum is 20.

The square root of 140770001 is about 11864.6534294096. The cubic root of 140770001 is about 520.1996287272.

The spelling of 140770001 in words is "one hundred forty million, seven hundred seventy thousand, one".