2742127 has 2 divisors, whose sum is σ = 2742128. Its totient is φ = 2742126.

The previous prime is 2742119. The next prime is 2742139. The reversal of 2742127 is 7212472.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2742127 - 2³ = 2742119 is a prime.

2742127 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2742197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1371063 + 1371064.

It is an arithmetic number, because the mean of its divisors is an integer number (1371064).

2^2742127 is an apocalyptic number.

2742127 is a deficient number, since it is larger than the sum of its proper divisors (1).

2742127 is an equidigital number, since it uses as much as digits as its factorization.

2742127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1568, while the sum is 25.

The square root of 2742127 is about 1655.9368949329. The cubic root of 2742127 is about 139.9681390082.

Adding to 2742127 its reverse (7212472), we get a palindrome (9954599).

It can be divided in two parts, 274 and 2127, that added together give a 4-th power (2401 = 7⁴).

The spelling of 2742127 in words is "two million, seven hundred forty-two thousand, one hundred twenty-seven".