340003361123 has 2 divisors, whose sum is σ = 340003361124. Its totient is φ = 340003361122.

The previous prime is 340003361017. The next prime is 340003361143. The reversal of 340003361123 is 321163300043.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 340003361123 - 2¹² = 340003357027 is a prime.

It is a super-2 number, since 2×340003361123² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 340003361092 and 340003361101.

It is not a weakly prime, because it can be changed into another prime (340003361143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170001680561 + 170001680562.

It is an arithmetic number, because the mean of its divisors is an integer number (170001680562).

Almost surely, 2^340003361123 is an apocalyptic number.

340003361123 is a deficient number, since it is larger than the sum of its proper divisors (1).

340003361123 is an equidigital number, since it uses as much as digits as its factorization.

340003361123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 340003361123 its reverse (321163300043), we get a palindrome (661166661166).

The spelling of 340003361123 in words is "three hundred forty billion, three million, three hundred sixty-one thousand, one hundred twenty-three".