1293533 has 2 divisors, whose sum is σ = 1293534. Its totient is φ = 1293532.

The previous prime is 1293529. The next prime is 1293541. The reversal of 1293533 is 3353921.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 917764 + 375769 = 958^2 + 613^2 .

It is a cyclic number.

It is not a de Polignac number, because 1293533 - 2² = 1293529 is a prime.

It is a Chen prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1293553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 646766 + 646767.

It is an arithmetic number, because the mean of its divisors is an integer number (646767).

2^1293533 is an apocalyptic number.

It is an amenable number.

1293533 is a deficient number, since it is larger than the sum of its proper divisors (1).

1293533 is an equidigital number, since it uses as much as digits as its factorization.

1293533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2430, while the sum is 26.

The square root of 1293533 is about 1137.3359222323. The cubic root of 1293533 is about 108.9580120522.

The spelling of 1293533 in words is "one million, two hundred ninety-three thousand, five hundred thirty-three".