993445041 has 4 divisors (see below), whose sum is σ = 1324593392. Its totient is φ = 662296692.

The previous prime is 993444961. The next prime is 993445043. The reversal of 993445041 is 140544399.

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 993445041 - 2¹¹ = 993442993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (993445043) 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, 165574171 + ... + 165574176.

It is an arithmetic number, because the mean of its divisors is an integer number (331148348).

Almost surely, 2^993445041 is an apocalyptic number.

It is an amenable number.

993445041 is a deficient number, since it is larger than the sum of its proper divisors (331148351).

993445041 is a wasteful number, since it uses less digits than its factorization.

993445041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331148350.

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 993445041 is about 31518.9631967804. The cubic root of 993445041 is about 997.8102220392.

The spelling of 993445041 in words is "nine hundred ninety-three million, four hundred forty-five thousand, forty-one".