313825073 has 2 divisors, whose sum is σ = 313825074. Its totient is φ = 313825072.

The previous prime is 313825067. The next prime is 313825081. The reversal of 313825073 is 370528313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 225690529 + 88134544 = 15023^2 + 9388^2 .

It is an emirp because it is prime and its reverse (370528313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 313825073 - 2¹⁴ = 313808689 is a prime.

It is not a weakly prime, because it can be changed into another prime (313825093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156912536 + 156912537.

It is an arithmetic number, because the mean of its divisors is an integer number (156912537).

Almost surely, 2^313825073 is an apocalyptic number.

It is an amenable number.

313825073 is a deficient number, since it is larger than the sum of its proper divisors (1).

313825073 is an equidigital number, since it uses as much as digits as its factorization.

313825073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 313825073 is about 17715.1086081909. The cubic root of 313825073 is about 679.5621987292.

The spelling of 313825073 in words is "three hundred thirteen million, eight hundred twenty-five thousand, seventy-three".