1293473 has 2 divisors, whose sum is σ = 1293474. Its totient is φ = 1293472.

The previous prime is 1293433. The next prime is 1293491. The reversal of 1293473 is 3743921.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 966289 + 327184 = 983^2 + 572^2 .

It is a cyclic number.

It is not a de Polignac number, because 1293473 - 2²⁰ = 244897 is a prime.

It is not a weakly prime, because it can be changed into another prime (1293433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 646736 + 646737.

It is an arithmetic number, because the mean of its divisors is an integer number (646737).

2^1293473 is an apocalyptic number.

It is an amenable number.

1293473 is a deficient number, since it is larger than the sum of its proper divisors (1).

1293473 is an equidigital number, since it uses as much as digits as its factorization.

1293473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 29.

The square root of 1293473 is about 1137.3095444953. The cubic root of 1293473 is about 108.9563273685.

The spelling of 1293473 in words is "one million, two hundred ninety-three thousand, four hundred seventy-three".