201402797 has 2 divisors, whose sum is σ = 201402798. Its totient is φ = 201402796.

The previous prime is 201402769. The next prime is 201402811. The reversal of 201402797 is 797204102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 201327721 + 75076 = 14189^2 + 274^2 .

It is a cyclic number.

It is not a de Polignac number, because 201402797 - 2¹⁰ = 201401773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201402727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100701398 + 100701399.

It is an arithmetic number, because the mean of its divisors is an integer number (100701399).

Almost surely, 2^201402797 is an apocalyptic number.

It is an amenable number.

201402797 is a deficient number, since it is larger than the sum of its proper divisors (1).

201402797 is an equidigital number, since it uses as much as digits as its factorization.

201402797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 201402797 is about 14191.6453239221. The cubic root of 201402797 is about 586.1676311461.

Adding to 201402797 its reverse (797204102), we get a palindrome (998606899).

The spelling of 201402797 in words is "two hundred one million, four hundred two thousand, seven hundred ninety-seven".