234892121 has 2 divisors, whose sum is σ = 234892122. Its totient is φ = 234892120.

The previous prime is 234892103. The next prime is 234892129. The reversal of 234892121 is 121298432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 233478400 + 1413721 = 15280^2 + 1189^2 .

It is a cyclic number.

It is not a de Polignac number, because 234892121 - 2¹⁸ = 234629977 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (234892129) 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, 117446060 + 117446061.

It is an arithmetic number, because the mean of its divisors is an integer number (117446061).

Almost surely, 2^234892121 is an apocalyptic number.

It is an amenable number.

234892121 is a deficient number, since it is larger than the sum of its proper divisors (1).

234892121 is an equidigital number, since it uses as much as digits as its factorization.

234892121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 32.

The square root of 234892121 is about 15326.1906878389. The cubic root of 234892121 is about 617.0061361814.

The spelling of 234892121 in words is "two hundred thirty-four million, eight hundred ninety-two thousand, one hundred twenty-one".