993101 has 4 divisors (see below), whose sum is σ = 995100. Its totient is φ = 991104.

The previous prime is 993079. The next prime is 993103. The reversal of 993101 is 101399.

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 184900 + 808201 = 430^2 + 899^2 .

It is a cyclic number.

It is not a de Polignac number, because 993101 - 2⁶ = 993037 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 (993103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 395 + ... + 1463.

It is an arithmetic number, because the mean of its divisors is an integer number (248775).

2⁹⁹³¹⁰¹ is an apocalyptic number.

It is an amenable number.

993101 is a deficient number, since it is larger than the sum of its proper divisors (1999).

993101 is a wasteful number, since it uses less digits than its factorization.

993101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1998.

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

The square root of 993101 is about 996.5445298631. The cubic root of 993101 is about 99.7695024503.

The spelling of 993101 in words is "nine hundred ninety-three thousand, one hundred one".