319097 has 2 divisors, whose sum is σ = 319098. Its totient is φ = 319096.

The previous prime is 319093. The next prime is 319117. The reversal of 319097 is 790913.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 274576 + 44521 = 524^2 + 211^2 .

It is a cyclic number.

It is not a de Polignac number, because 319097 - 2² = 319093 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (319093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159548 + 159549.

It is an arithmetic number, because the mean of its divisors is an integer number (159549).

2³¹⁹⁰⁹⁷ is an apocalyptic number.

It is an amenable number.

319097 is a deficient number, since it is larger than the sum of its proper divisors (1).

319097 is an equidigital number, since it uses as much as digits as its factorization.

319097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1701, while the sum is 29.

The square root of 319097 is about 564.8867143065. The cubic root of 319097 is about 68.3346394092.

It can be divided in two parts, 3 and 19097, that multiplied together give a triangular number (57291 = T₃₃₈).

The spelling of 319097 in words is "three hundred nineteen thousand, ninety-seven".