105318533 has 2 divisors, whose sum is σ = 105318534. Its totient is φ = 105318532.

The previous prime is 105318529. The next prime is 105318547. The reversal of 105318533 is 335813501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69522244 + 35796289 = 8338^2 + 5983^2 .

It is a cyclic number.

It is not a de Polignac number, because 105318533 - 2² = 105318529 is a prime.

It is a super-2 number, since 2×105318533² = 22183986786544178, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 105318496 and 105318505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105318503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52659266 + 52659267.

It is an arithmetic number, because the mean of its divisors is an integer number (52659267).

Almost surely, 2^105318533 is an apocalyptic number.

It is an amenable number.

105318533 is a deficient number, since it is larger than the sum of its proper divisors (1).

105318533 is an equidigital number, since it uses as much as digits as its factorization.

105318533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 105318533 is about 10262.4818148438. The cubic root of 105318533 is about 472.2459771354.

The spelling of 105318533 in words is "one hundred five million, three hundred eighteen thousand, five hundred thirty-three".