973397 has 2 divisors, whose sum is σ = 973398. Its totient is φ = 973396.
The previous prime is 973387. The next prime is 973409. The reversal of 973397 is 793379.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 649636 + 323761 = 806^2 + 569^2 .
It is an emirp because it is prime and its reverse (793379) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 973397 - 26 = 973333 is a prime.
It is a nialpdrome in base 16.
It is a self number, because there is not a number n which added to its sum of digits gives 973397.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 973397.
It is not a weakly prime, because it can be changed into another prime (973367) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486698 + 486699.
It is an arithmetic number, because the mean of its divisors is an integer number (486699).
2973397 is an apocalyptic number.
It is an amenable number.
973397 is a deficient number, since it is larger than the sum of its proper divisors (1).
973397 is an equidigital number, since it uses as much as digits as its factorization.
973397 is an evil number, because the sum of its binary digits is even.
The product of its digits is 35721, while the sum is 38.
The square root of 973397 is about 986.6088383954. The cubic root of 973397 is about 99.1052514610.
The spelling of 973397 in words is "nine hundred seventy-three thousand, three hundred ninety-seven".
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