993011 has 2 divisors, whose sum is σ = 993012. Its totient is φ = 993010.

The previous prime is 993001. The next prime is 993037. The reversal of 993011 is 110399.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 993011 - 2⁶ = 992947 is a prime.

It is a super-2 number, since 2×993011² = 1972141692242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (993001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496505 + 496506.

It is an arithmetic number, because the mean of its divisors is an integer number (496506).

2⁹⁹³⁰¹¹ is an apocalyptic number.

993011 is a deficient number, since it is larger than the sum of its proper divisors (1).

993011 is an equidigital number, since it uses as much as digits as its factorization.

993011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 243, while the sum is 23.

The square root of 993011 is about 996.4993728046. The cubic root of 993011 is about 99.7664884815.

The spelling of 993011 in words is "nine hundred ninety-three thousand, eleven".