105143411 has 2 divisors, whose sum is σ = 105143412. Its totient is φ = 105143410.

The previous prime is 105143407. The next prime is 105143417. The reversal of 105143411 is 114341501.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 105143411 - 2² = 105143407 is a prime.

It is a super-2 number, since 2×105143411² = 22110273753429842, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (105143417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52571705 + 52571706.

It is an arithmetic number, because the mean of its divisors is an integer number (52571706).

Almost surely, 2^105143411 is an apocalyptic number.

105143411 is a deficient number, since it is larger than the sum of its proper divisors (1).

105143411 is an equidigital number, since it uses as much as digits as its factorization.

105143411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 105143411 is about 10253.9461184463. The cubic root of 105143411 is about 471.9840841971.

Adding to 105143411 its reverse (114341501), we get a palindrome (219484912).

The spelling of 105143411 in words is "one hundred five million, one hundred forty-three thousand, four hundred eleven".