1225063 has 16 divisors (see below), whose sum is σ = 1507840. Its totient is φ = 972000.

The previous prime is 1225061. The next prime is 1225067. The reversal of 1225063 is 3605221.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1225063 - 2¹ = 1225061 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 1225063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1225061) 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, 8038 + ... + 8188.

It is an arithmetic number, because the mean of its divisors is an integer number (94240).

2^1225063 is an apocalyptic number.

1225063 is a deficient number, since it is larger than the sum of its proper divisors (282777).

1225063 is a wasteful number, since it uses less digits than its factorization.

1225063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 1225063 is about 1106.8256411920. The cubic root of 1225063 is about 107.0005822893. Note that the first 3 decimals are identical.

The spelling of 1225063 in words is "one million, two hundred twenty-five thousand, sixty-three".