340116240503 has 4 divisors (see below), whose sum is σ = 366279028248. Its totient is φ = 313953452760.

The previous prime is 340116240481. The next prime is 340116240511. The reversal of 340116240503 is 305042611043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 305042611043 = 361237 ⋅844439.

It is a cyclic number.

It is not a de Polignac number, because 340116240503 - 2²⁴ = 340099463287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340116240703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13081393853 + ... + 13081393878.

It is an arithmetic number, because the mean of its divisors is an integer number (91569757062).

Almost surely, 2^340116240503 is an apocalyptic number.

340116240503 is a deficient number, since it is larger than the sum of its proper divisors (26162787745).

340116240503 is a wasteful number, since it uses less digits than its factorization.

340116240503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26162787744.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 340116240503 its reverse (305042611043), we get a palindrome (645158851546).

The spelling of 340116240503 in words is "three hundred forty billion, one hundred sixteen million, two hundred forty thousand, five hundred three".