1271452 has 36 divisors (see below), whose sum is σ = 2793000. Its totient is φ = 501984.

The previous prime is 1271449. The next prime is 1271471. The reversal of 1271452 is 2541721.

It is a happy number.

It is an Ulam number.

It is a plaindrome in base 16.

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 11 ways as a sum of consecutive naturals, for example, 2299 + ... + 2797.

2^1271452 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1271452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1396500).

1271452 is an abundant number, since it is smaller than the sum of its proper divisors (1521548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1271452 is a wasteful number, since it uses less digits than its factorization.

1271452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530 (or 521 counting only the distinct ones).

The product of its digits is 560, while the sum is 22.

The square root of 1271452 is about 1127.5868037539. The cubic root of 1271452 is about 108.3344683642.

The spelling of 1271452 in words is "one million, two hundred seventy-one thousand, four hundred fifty-two".