234401211413309 has 2 divisors, whose sum is σ = 234401211413310. Its totient is φ = 234401211413308.

The previous prime is 234401211413191. The next prime is 234401211413323. The reversal of 234401211413309 is 903314112104432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 207082086780409 + 27319124632900 = 14390347^2 + 5226770^2 .

It is a cyclic number.

It is not a de Polignac number, because 234401211413309 - 2⁴⁴ = 216809025368893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234401211413399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117200605706654 + 117200605706655.

It is an arithmetic number, because the mean of its divisors is an integer number (117200605706655).

Almost surely, 2^{234401211413309} is an apocalyptic number.

It is an amenable number.

234401211413309 is a deficient number, since it is larger than the sum of its proper divisors (1).

234401211413309 is an equidigital number, since it uses as much as digits as its factorization.

234401211413309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 38.

The spelling of 234401211413309 in words is "two hundred thirty-four trillion, four hundred one billion, two hundred eleven million, four hundred thirteen thousand, three hundred nine".