1272063 has 16 divisors (see below), whose sum is σ = 1846880. Its totient is φ = 778752.

The previous prime is 1272049. The next prime is 1272067. The reversal of 1272063 is 3602721.

It is a happy number.

It is not a de Polignac number, because 1272063 - 2⁶ = 1271999 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1272067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6495 + ... + 6687.

It is an arithmetic number, because the mean of its divisors is an integer number (115430).

2^1272063 is an apocalyptic number.

1272063 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1272063 is a deficient number, since it is larger than the sum of its proper divisors (574817).

1272063 is an equidigital number, since it uses as much as digits as its factorization.

1272063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235 (or 209 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 1272063 is about 1127.8577037907. The cubic root of 1272063 is about 108.3518190677.

Adding to 1272063 its reverse (3602721), we get a palindrome (4874784).

The spelling of 1272063 in words is "one million, two hundred seventy-two thousand, sixty-three".