1226105 has 8 divisors (see below), whose sum is σ = 1507464. Its totient is φ = 956800.

The previous prime is 1226101. The next prime is 1226111. The reversal of 1226105 is 5016221.

It can be written as a sum of positive squares in 4 ways, for example, as 87616 + 1138489 = 296^2 + 1067^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1226105 - 2² = 1226101 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1226101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2786 + ... + 3195.

It is an arithmetic number, because the mean of its divisors is an integer number (188433).

2^1226105 is an apocalyptic number.

It is an amenable number.

1226105 is a deficient number, since it is larger than the sum of its proper divisors (281359).

1226105 is an equidigital number, since it uses as much as digits as its factorization.

1226105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6027.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1226105 is about 1107.2962566540. The cubic root of 1226105 is about 107.0309108004.

It can be divided in two parts, 1226 and 105, that added together give a palindrome (1331).

The spelling of 1226105 in words is "one million, two hundred twenty-six thousand, one hundred five".