993165049 has 2 divisors, whose sum is σ = 993165050. Its totient is φ = 993165048.

The previous prime is 993165029. The next prime is 993165067. The reversal of 993165049 is 940561399.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 861833449 + 131331600 = 29357^2 + 11460^2 .

It is an emirp because it is prime and its reverse (940561399) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-993165049 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (993165029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496582524 + 496582525.

It is an arithmetic number, because the mean of its divisors is an integer number (496582525).

Almost surely, 2^993165049 is an apocalyptic number.

It is an amenable number.

993165049 is a deficient number, since it is larger than the sum of its proper divisors (1).

993165049 is an equidigital number, since it uses as much as digits as its factorization.

993165049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 262440, while the sum is 46.

The square root of 993165049 is about 31514.5212402156. The cubic root of 993165049 is about 997.7164724712.

The spelling of 993165049 in words is "nine hundred ninety-three million, one hundred sixty-five thousand, forty-nine".