1264105 has 8 divisors (see below), whose sum is σ = 1558152. Its totient is φ = 983808.

The previous prime is 1264063. The next prime is 1264129. The reversal of 1264105 is 5014621.

It can be written as a sum of positive squares in 4 ways, for example, as 138384 + 1125721 = 372^2 + 1061^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1264105 - 2¹¹ = 1262057 is a prime.

It is a super-2 number, since 2×1264105² = 3195922902050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3232 + ... + 3601.

It is an arithmetic number, because the mean of its divisors is an integer number (194769).

2^1264105 is an apocalyptic number.

It is an amenable number.

1264105 is a deficient number, since it is larger than the sum of its proper divisors (294047).

1264105 is an equidigital number, since it uses as much as digits as its factorization.

1264105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6875.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1264105 is about 1124.3242414891. The cubic root of 1264105 is about 108.1253973278.

Adding to 1264105 its reverse (5014621), we get a palindrome (6278726).

It can be divided in two parts, 1264 and 105, that added together give a square (1369 = 37²).

The spelling of 1264105 in words is "one million, two hundred sixty-four thousand, one hundred five".