234364215409 has 2 divisors, whose sum is σ = 234364215410. Its totient is φ = 234364215408.

The previous prime is 234364215341. The next prime is 234364215427. The reversal of 234364215409 is 904512463432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 219946930225 + 14417285184 = 468985^2 + 120072^2 .

It is a cyclic number.

It is not a de Polignac number, because 234364215409 - 2²⁷ = 234229997681 is a prime.

It is not a weakly prime, because it can be changed into another prime (234364213409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117182107704 + 117182107705.

It is an arithmetic number, because the mean of its divisors is an integer number (117182107705).

Almost surely, 2^234364215409 is an apocalyptic number.

It is an amenable number.

234364215409 is a deficient number, since it is larger than the sum of its proper divisors (1).

234364215409 is an equidigital number, since it uses as much as digits as its factorization.

234364215409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 622080, while the sum is 43.

The spelling of 234364215409 in words is "two hundred thirty-four billion, three hundred sixty-four million, two hundred fifteen thousand, four hundred nine".