313789727 has 2 divisors, whose sum is σ = 313789728. Its totient is φ = 313789726.

The previous prime is 313789709. The next prime is 313789811. The reversal of 313789727 is 727987313.

It is a weak prime.

It is an emirp because it is prime and its reverse (727987313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 313789727 - 2²⁴ = 297012511 is a prime.

It is a super-3 number, since 3×313789727³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313789127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156894863 + 156894864.

It is an arithmetic number, because the mean of its divisors is an integer number (156894864).

Almost surely, 2^313789727 is an apocalyptic number.

313789727 is a deficient number, since it is larger than the sum of its proper divisors (1).

313789727 is an equidigital number, since it uses as much as digits as its factorization.

313789727 is an evil number, because the sum of its binary digits is even.

The product of its digits is 444528, while the sum is 47.

The square root of 313789727 is about 17714.1109570873. The cubic root of 313789727 is about 679.5366848264.

The spelling of 313789727 in words is "three hundred thirteen million, seven hundred eighty-nine thousand, seven hundred twenty-seven".