993261041 has 4 divisors (see below), whose sum is σ = 1020105972. Its totient is φ = 966416112.

The previous prime is 993261037. The next prime is 993261067. The reversal of 993261041 is 140162399.

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 539400625 + 453860416 = 23225^2 + 21304^2 .

It is a cyclic number.

It is not a de Polignac number, because 993261041 - 2² = 993261037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 993260992 and 993261010.

It is not an unprimeable number, because it can be changed into a prime (993261641) 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, 13422410 + ... + 13422483.

It is an arithmetic number, because the mean of its divisors is an integer number (255026493).

Almost surely, 2^993261041 is an apocalyptic number.

It is an amenable number.

993261041 is a deficient number, since it is larger than the sum of its proper divisors (26844931).

993261041 is a wasteful number, since it uses less digits than its factorization.

993261041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26844930.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 993261041 is about 31516.0441838756. The cubic root of 993261041 is about 997.7486154046.

The spelling of 993261041 in words is "nine hundred ninety-three million, two hundred sixty-one thousand, forty-one".