1493273 has 2 divisors, whose sum is σ = 1493274. Its totient is φ = 1493272.

The previous prime is 1493257. The next prime is 1493279. The reversal of 1493273 is 3723941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1471369 + 21904 = 1213^2 + 148^2 .

It is a cyclic number.

It is not a de Polignac number, because 1493273 - 2⁴ = 1493257 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a nialpdrome in base 8.

It is not a weakly prime, because it can be changed into another prime (1493279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 746636 + 746637.

It is an arithmetic number, because the mean of its divisors is an integer number (746637).

2^1493273 is an apocalyptic number.

It is an amenable number.

1493273 is a deficient number, since it is larger than the sum of its proper divisors (1).

1493273 is an equidigital number, since it uses as much as digits as its factorization.

1493273 is an evil number, because the sum of its binary digits is even.

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

The square root of 1493273 is about 1221.9954991734. The cubic root of 1493273 is about 114.3000457474.

The spelling of 1493273 in words is "one million, four hundred ninety-three thousand, two hundred seventy-three".