1227315 has 16 divisors (see below), whose sum is σ = 2079648. Its totient is φ = 615936.

The previous prime is 1227301. The next prime is 1227319. The reversal of 1227315 is 5137221.

It is not a de Polignac number, because 1227315 - 2⁴ = 1227299 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1227291 and 1227300.

It is not an unprimeable number, because it can be changed into a prime (1227319) 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 15 ways as a sum of consecutive naturals, for example, 2152 + ... + 2661.

It is an arithmetic number, because the mean of its divisors is an integer number (129978).

2^1227315 is an apocalyptic number.

1227315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1227315 is a deficient number, since it is larger than the sum of its proper divisors (852333).

1227315 is a wasteful number, since it uses less digits than its factorization.

1227315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4838.

The product of its digits is 420, while the sum is 21.

The square root of 1227315 is about 1107.8424978308. The cubic root of 1227315 is about 107.0661075748.

The spelling of 1227315 in words is "one million, two hundred twenty-seven thousand, three hundred fifteen".