313040313123 has 8 divisors (see below), whose sum is σ = 421439386368. Its totient is φ = 206667390984.

The previous prime is 313040313119. The next prime is 313040313137. The reversal of 313040313123 is 321313040313.

It is a happy number.

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

It is not a de Polignac number, because 313040313123 - 2² = 313040313119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 313040313093 and 313040313102.

It is not an unprimeable number, because it can be changed into a prime (313040313163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 506537415 + ... + 506538032.

It is an arithmetic number, because the mean of its divisors is an integer number (52679923296).

Almost surely, 2^313040313123 is an apocalyptic number.

313040313123 is a deficient number, since it is larger than the sum of its proper divisors (108399073245).

313040313123 is a wasteful number, since it uses less digits than its factorization.

313040313123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1013075553.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 313040313123 its reverse (321313040313), we get a palindrome (634353353436).

The spelling of 313040313123 in words is "three hundred thirteen billion, forty million, three hundred thirteen thousand, one hundred twenty-three".