105743203631449 has 4 divisors (see below), whose sum is σ = 106022209446160. Its totient is φ = 105464197816740.

The previous prime is 105743203631399. The next prime is 105743203631467. The reversal of 105743203631449 is 944136302347501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 105743203631449 - 2²⁹ = 105742666760537 is a prime.

It is a super-2 number, since 2×105743203631449² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 105743203631396 and 105743203631405.

It is not an unprimeable number, because it can be changed into a prime (105743203632449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139502906787 + ... + 139502907544.

It is an arithmetic number, because the mean of its divisors is an integer number (26505552361540).

Almost surely, 2^{105743203631449} is an apocalyptic number.

It is an amenable number.

105743203631449 is a deficient number, since it is larger than the sum of its proper divisors (279005814711).

105743203631449 is an equidigital number, since it uses as much as digits as its factorization.

105743203631449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279005814710.

The product of its (nonzero) digits is 6531840, while the sum is 52.

The spelling of 105743203631449 in words is "one hundred five trillion, seven hundred forty-three billion, two hundred three million, six hundred thirty-one thousand, four hundred forty-nine".