313174243 has 2 divisors, whose sum is σ = 313174244. Its totient is φ = 313174242.

The previous prime is 313174237. The next prime is 313174271. The reversal of 313174243 is 342471313.

It is an a-pointer prime, because the next prime (313174271) can be obtained adding 313174243 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 313174243 - 2²⁵ = 279619811 is a prime.

It is not a weakly prime, because it can be changed into another prime (313174273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156587121 + 156587122.

It is an arithmetic number, because the mean of its divisors is an integer number (156587122).

Almost surely, 2^313174243 is an apocalyptic number.

313174243 is a deficient number, since it is larger than the sum of its proper divisors (1).

313174243 is an equidigital number, since it uses as much as digits as its factorization.

313174243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 28.

The square root of 313174243 is about 17696.7297261387. The cubic root of 313174243 is about 679.0921007895.

The spelling of 313174243 in words is "three hundred thirteen million, one hundred seventy-four thousand, two hundred forty-three".