340112400503 has 8 divisors (see below), whose sum is σ = 345738548400. Its totient is φ = 334487882880.

The previous prime is 340112400497. The next prime is 340112400547. The reversal of 340112400503 is 305004211043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 340112400503 - 2¹⁰ = 340112399479 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 (340112403503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16751 + ... + 824927.

It is an arithmetic number, because the mean of its divisors is an integer number (43217318550).

Almost surely, 2^340112400503 is an apocalyptic number.

340112400503 is a deficient number, since it is larger than the sum of its proper divisors (5626147897).

340112400503 is an equidigital number, since it uses as much as digits as its factorization.

340112400503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815137.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 340112400503 its reverse (305004211043), we get a palindrome (645116611546).

The spelling of 340112400503 in words is "three hundred forty billion, one hundred twelve million, four hundred thousand, five hundred three".