105144673 has 2 divisors, whose sum is σ = 105144674. Its totient is φ = 105144672.

The previous prime is 105144659. The next prime is 105144679. The reversal of 105144673 is 376441501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75463969 + 29680704 = 8687^2 + 5448^2 .

It is an emirp because it is prime and its reverse (376441501) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-105144673 is a prime.

It is a super-2 number, since 2×105144673² = 22110804520553858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (105144679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52572336 + 52572337.

It is an arithmetic number, because the mean of its divisors is an integer number (52572337).

Almost surely, 2^105144673 is an apocalyptic number.

It is an amenable number.

105144673 is a deficient number, since it is larger than the sum of its proper divisors (1).

105144673 is an equidigital number, since it uses as much as digits as its factorization.

105144673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 105144673 is about 10254.0076555462. The cubic root of 105144673 is about 471.9859725435.

The spelling of 105144673 in words is "one hundred five million, one hundred forty-four thousand, six hundred seventy-three".