250042127 has 2 divisors, whose sum is σ = 250042128. Its totient is φ = 250042126.

The previous prime is 250042073. The next prime is 250042139. The reversal of 250042127 is 721240052.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 250042127 - 2¹⁸ = 249779983 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (250042027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125021063 + 125021064.

It is an arithmetic number, because the mean of its divisors is an integer number (125021064).

Almost surely, 2^250042127 is an apocalyptic number.

250042127 is a deficient number, since it is larger than the sum of its proper divisors (1).

250042127 is an equidigital number, since it uses as much as digits as its factorization.

250042127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 250042127 is about 15812.7204174361. The cubic root of 250042127 is about 629.9959074228.

Adding to 250042127 its reverse (721240052), we get a palindrome (971282179).

The spelling of 250042127 in words is "two hundred fifty million, forty-two thousand, one hundred twenty-seven".