405110093 has 2 divisors, whose sum is σ = 405110094. Its totient is φ = 405110092.

The previous prime is 405110087. The next prime is 405110117. The reversal of 405110093 is 390011504.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 337163044 + 67947049 = 18362^2 + 8243^2 .

It is a cyclic number.

It is not a de Polignac number, because 405110093 - 2⁶ = 405110029 is a prime.

It is a super-2 number, since 2×405110093² = 328228374900937298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (405110023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202555046 + 202555047.

It is an arithmetic number, because the mean of its divisors is an integer number (202555047).

Almost surely, 2^405110093 is an apocalyptic number.

It is an amenable number.

405110093 is a deficient number, since it is larger than the sum of its proper divisors (1).

405110093 is an equidigital number, since it uses as much as digits as its factorization.

405110093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 405110093 is about 20127.3468942134. The cubic root of 405110093 is about 739.9306563948.

Adding to 405110093 its reverse (390011504), we get a palindrome (795121597).

The spelling of 405110093 in words is "four hundred five million, one hundred ten thousand, ninety-three".