234640127 has 2 divisors, whose sum is σ = 234640128. Its totient is φ = 234640126.

The previous prime is 234640123. The next prime is 234640129. The reversal of 234640127 is 721046432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 234640127 - 2² = 234640123 is a prime.

It is a super-2 number, since 2×234640127² = 110111978397152258, which contains 22 as substring.

Together with 234640129, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 234640127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234640123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117320063 + 117320064.

It is an arithmetic number, because the mean of its divisors is an integer number (117320064).

Almost surely, 2^234640127 is an apocalyptic number.

234640127 is a deficient number, since it is larger than the sum of its proper divisors (1).

234640127 is an equidigital number, since it uses as much as digits as its factorization.

234640127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 234640127 is about 15317.9674565525. The cubic root of 234640127 is about 616.7854143206.

Adding to 234640127 its reverse (721046432), we get a palindrome (955686559).

The spelling of 234640127 in words is "two hundred thirty-four million, six hundred forty thousand, one hundred twenty-seven".