1272583 has 8 divisors (see below), whose sum is σ = 1397088. Its totient is φ = 1151904.

The previous prime is 1272577. The next prime is 1272589. The reversal of 1272583 is 3852721.

It is an interprime number because it is at equal distance from previous prime (1272577) and next prime (1272589).

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

It is not a de Polignac number, because 1272583 - 2⁹ = 1272071 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1272589) 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 7 ways as a sum of consecutive naturals, for example, 235 + ... + 1612.

It is an arithmetic number, because the mean of its divisors is an integer number (174636).

2^1272583 is an apocalyptic number.

1272583 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1272583 is a deficient number, since it is larger than the sum of its proper divisors (124505).

1272583 is a wasteful number, since it uses less digits than its factorization.

1272583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1913.

The product of its digits is 3360, while the sum is 28.

The square root of 1272583 is about 1128.0882057712. The cubic root of 1272583 is about 108.3665812480.

The spelling of 1272583 in words is "one million, two hundred seventy-two thousand, five hundred eighty-three".