234042013109 has 2 divisors, whose sum is σ = 234042013110. Its totient is φ = 234042013108.

The previous prime is 234042013061. The next prime is 234042013171. The reversal of 234042013109 is 901310240432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 219630010609 + 14412002500 = 468647^2 + 120050^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234042013109 is a prime.

It is a super-2 number, since 2×234042013109² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234042003109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117021006554 + 117021006555.

It is an arithmetic number, because the mean of its divisors is an integer number (117021006555).

Almost surely, 2^234042013109 is an apocalyptic number.

It is an amenable number.

234042013109 is a deficient number, since it is larger than the sum of its proper divisors (1).

234042013109 is an equidigital number, since it uses as much as digits as its factorization.

234042013109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 234042013109 in words is "two hundred thirty-four billion, forty-two million, thirteen thousand, one hundred nine".