1293797 has 2 divisors, whose sum is σ = 1293798. Its totient is φ = 1293796.

The previous prime is 1293791. The next prime is 1293821. The reversal of 1293797 is 7973921.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1267876 + 25921 = 1126^2 + 161^2 .

It is an emirp because it is prime and its reverse (7973921) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1293797 - 2⁸ = 1293541 is a prime.

It is a Chen prime.

It is equal to p₉₉₅₈₇ and since 1293797 and 99587 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1293797.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1293791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 646898 + 646899.

It is an arithmetic number, because the mean of its divisors is an integer number (646899).

2^1293797 is an apocalyptic number.

It is an amenable number.

1293797 is a deficient number, since it is larger than the sum of its proper divisors (1).

1293797 is an equidigital number, since it uses as much as digits as its factorization.

1293797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23814, while the sum is 38.

The square root of 1293797 is about 1137.4519770083. The cubic root of 1293797 is about 108.9654240416.

The spelling of 1293797 in words is "one million, two hundred ninety-three thousand, seven hundred ninety-seven".