340796123 has 2 divisors, whose sum is σ = 340796124. Its totient is φ = 340796122.

The previous prime is 340796117. The next prime is 340796149. The reversal of 340796123 is 321697043.

It is a weak prime.

It is an emirp because it is prime and its reverse (321697043) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 340796123 - 2¹² = 340792027 is a prime.

It is a super-2 number, since 2×340796123² = 232283994903662258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (340796153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170398061 + 170398062.

It is an arithmetic number, because the mean of its divisors is an integer number (170398062).

Almost surely, 2^340796123 is an apocalyptic number.

340796123 is a deficient number, since it is larger than the sum of its proper divisors (1).

340796123 is an equidigital number, since it uses as much as digits as its factorization.

340796123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 340796123 is about 18460.6642079856. The cubic root of 340796123 is about 698.4975414217.

The spelling of 340796123 in words is "three hundred forty million, seven hundred ninety-six thousand, one hundred twenty-three".