993350541 has 4 divisors (see below), whose sum is σ = 1324467392. Its totient is φ = 662233692.

The previous prime is 993350537. The next prime is 993350549. The reversal of 993350541 is 145053399.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 993350541 - 2² = 993350537 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 993350541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (993350549) 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, 165558421 + ... + 165558426.

It is an arithmetic number, because the mean of its divisors is an integer number (331116848).

Almost surely, 2^993350541 is an apocalyptic number.

It is an amenable number.

993350541 is a deficient number, since it is larger than the sum of its proper divisors (331116851).

993350541 is a wasteful number, since it uses less digits than its factorization.

993350541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331116850.

The product of its (nonzero) digits is 72900, while the sum is 39.

The square root of 993350541 is about 31517.4640635950. The cubic root of 993350541 is about 997.7785826255.

The spelling of 993350541 in words is "nine hundred ninety-three million, three hundred fifty thousand, five hundred forty-one".