140214001 has 2 divisors, whose sum is σ = 140214002. Its totient is φ = 140214000.

The previous prime is 140213999. The next prime is 140214017. The reversal of 140214001 is 100412041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103550976 + 36663025 = 10176^2 + 6055^2 .

It is a cyclic number.

It is not a de Polignac number, because 140214001 - 2¹ = 140213999 is a prime.

Together with 140213999, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (140214401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70107000 + 70107001.

It is an arithmetic number, because the mean of its divisors is an integer number (70107001).

Almost surely, 2^140214001 is an apocalyptic number.

It is an amenable number.

140214001 is a deficient number, since it is larger than the sum of its proper divisors (1).

140214001 is an equidigital number, since it uses as much as digits as its factorization.

140214001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 140214001 is about 11841.1993058136. The cubic root of 140214001 is about 519.5138466674.

Adding to 140214001 its reverse (100412041), we get a palindrome (240626042).

The spelling of 140214001 in words is "one hundred forty million, two hundred fourteen thousand, one".