993141755 has 8 divisors (see below), whose sum is σ = 1191954192. Its totient is φ = 794390688.

The previous prime is 993141733. The next prime is 993141757. The reversal of 993141755 is 557141399.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 993141755 - 2¹² = 993137659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (993141757) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35717 + ... + 57113.

It is an arithmetic number, because the mean of its divisors is an integer number (148994274).

Almost surely, 2^993141755 is an apocalyptic number.

993141755 is a deficient number, since it is larger than the sum of its proper divisors (198812437).

993141755 is a wasteful number, since it uses less digits than its factorization.

993141755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30685.

The product of its digits is 170100, while the sum is 44.

The square root of 993141755 is about 31514.1516623881. The cubic root of 993141755 is about 997.7086721600.

The spelling of 993141755 in words is "nine hundred ninety-three million, one hundred forty-one thousand, seven hundred fifty-five".