234406378127 has 2 divisors, whose sum is σ = 234406378128. Its totient is φ = 234406378126.

The previous prime is 234406378079. The next prime is 234406378163. The reversal of 234406378127 is 721873604432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 234406378127 - 2¹² = 234406374031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234406378727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117203189063 + 117203189064.

It is an arithmetic number, because the mean of its divisors is an integer number (117203189064).

Almost surely, 2^234406378127 is an apocalyptic number.

234406378127 is a deficient number, since it is larger than the sum of its proper divisors (1).

234406378127 is an equidigital number, since it uses as much as digits as its factorization.

234406378127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1354752, while the sum is 47.

The spelling of 234406378127 in words is "two hundred thirty-four billion, four hundred six million, three hundred seventy-eight thousand, one hundred twenty-seven".