340112423009 has 2 divisors, whose sum is σ = 340112423010. Its totient is φ = 340112423008.

The previous prime is 340112423003. The next prime is 340112423069. The reversal of 340112423009 is 900324211043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 320529219409 + 19583203600 = 566153^2 + 139940^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340112423009 is a prime.

It is a super-2 number, since 2×340112423009² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (340112423003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170056211504 + 170056211505.

It is an arithmetic number, because the mean of its divisors is an integer number (170056211505).

Almost surely, 2^340112423009 is an apocalyptic number.

It is an amenable number.

340112423009 is a deficient number, since it is larger than the sum of its proper divisors (1).

340112423009 is an equidigital number, since it uses as much as digits as its factorization.

340112423009 is an evil number, because the sum of its binary digits is even.

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

The spelling of 340112423009 in words is "three hundred forty billion, one hundred twelve million, four hundred twenty-three thousand, nine".