202144027 has 2 divisors, whose sum is σ = 202144028. Its totient is φ = 202144026.

The previous prime is 202144013. The next prime is 202144031. The reversal of 202144027 is 720441202.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202144027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202143989 and 202144007.

It is not a weakly prime, because it can be changed into another prime (202144627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101072013 + 101072014.

It is an arithmetic number, because the mean of its divisors is an integer number (101072014).

Almost surely, 2^202144027 is an apocalyptic number.

202144027 is a deficient number, since it is larger than the sum of its proper divisors (1).

202144027 is an equidigital number, since it uses as much as digits as its factorization.

202144027 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 22.

The square root of 202144027 is about 14217.7363528798. The cubic root of 202144027 is about 586.8858487509.

Adding to 202144027 its reverse (720441202), we get a palindrome (922585229).

The spelling of 202144027 in words is "two hundred two million, one hundred forty-four thousand, twenty-seven".