105341445 has 32 divisors (see below), whose sum is σ = 204301440. Its totient is φ = 51073920.

The previous prime is 105341419. The next prime is 105341447. The reversal of 105341445 is 544143501.

It is a happy number.

It is not a de Polignac number, because 105341445 - 2⁸ = 105341189 is a prime.

It is a super-2 number, since 2×105341445² = 22193640069376050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105341447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33984 + ... + 36953.

It is an arithmetic number, because the mean of its divisors is an integer number (6384420).

Almost surely, 2^105341445 is an apocalyptic number.

105341445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

105341445 is a deficient number, since it is larger than the sum of its proper divisors (98959995).

105341445 is a wasteful number, since it uses less digits than its factorization.

105341445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70962 (or 70956 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 105341445 is about 10263.5980533144. The cubic root of 105341445 is about 472.2802202864.

Adding to 105341445 its reverse (544143501), we get a palindrome (649484946).

The spelling of 105341445 in words is "one hundred five million, three hundred forty-one thousand, four hundred forty-five".