1402127 has 2 divisors, whose sum is σ = 1402128. Its totient is φ = 1402126.

The previous prime is 1402123. The next prime is 1402129. The reversal of 1402127 is 7212041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1402127 - 2² = 1402123 is a prime.

Together with 1402129, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1402123) 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, 701063 + 701064.

It is an arithmetic number, because the mean of its divisors is an integer number (701064).

2^1402127 is an apocalyptic number.

1402127 is a deficient number, since it is larger than the sum of its proper divisors (1).

1402127 is an equidigital number, since it uses as much as digits as its factorization.

1402127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 1402127 is about 1184.1144370372. The cubic root of 1402127 is about 111.9255191456.

Adding to 1402127 its reverse (7212041), we get a palindrome (8614168).

The spelling of 1402127 in words is "one million, four hundred two thousand, one hundred twenty-seven".