313235123 has 2 divisors, whose sum is σ = 313235124. Its totient is φ = 313235122.

The previous prime is 313235093. The next prime is 313235179. The reversal of 313235123 is 321532313.

It is a weak prime.

It is an emirp because it is prime and its reverse (321532313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 313235123 - 2¹⁰ = 313234099 is a prime.

It is not a weakly prime, because it can be changed into another prime (313235023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156617561 + 156617562.

It is an arithmetic number, because the mean of its divisors is an integer number (156617562).

Almost surely, 2^313235123 is an apocalyptic number.

313235123 is a deficient number, since it is larger than the sum of its proper divisors (1).

313235123 is an equidigital number, since it uses as much as digits as its factorization.

313235123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1620, while the sum is 23.

The square root of 313235123 is about 17698.4497343694. The cubic root of 313235123 is about 679.1361023310.

Adding to 313235123 its reverse (321532313), we get a palindrome (634767436).

The spelling of 313235123 in words is "three hundred thirteen million, two hundred thirty-five thousand, one hundred twenty-three".