993343061 has 4 divisors (see below), whose sum is σ = 1027596300. Its totient is φ = 959089824.

The previous prime is 993342989. The next prime is 993343063. The reversal of 993343061 is 160343399.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 266016100 + 727326961 = 16310^2 + 26969^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-993343061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (993343063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17126576 + ... + 17126633.

It is an arithmetic number, because the mean of its divisors is an integer number (256899075).

Almost surely, 2^993343061 is an apocalyptic number.

It is an amenable number.

993343061 is a deficient number, since it is larger than the sum of its proper divisors (34253239).

993343061 is a wasteful number, since it uses less digits than its factorization.

993343061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34253238.

The product of its (nonzero) digits is 52488, while the sum is 38.

The square root of 993343061 is about 31517.3453990021. The cubic root of 993343061 is about 997.7760781714.

The spelling of 993343061 in words is "nine hundred ninety-three million, three hundred forty-three thousand, sixty-one".