1271463 has 8 divisors (see below), whose sum is σ = 1769088. Its totient is φ = 810744.

The previous prime is 1271449. The next prime is 1271471. The reversal of 1271463 is 3641721.

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

It is not a de Polignac number, because 1271463 - 2⁶ = 1271399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1271483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9145 + ... + 9282.

It is an arithmetic number, because the mean of its divisors is an integer number (221136).

2^1271463 is an apocalyptic number.

1271463 is a deficient number, since it is larger than the sum of its proper divisors (497625).

1271463 is a wasteful number, since it uses less digits than its factorization.

1271463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18453.

The product of its digits is 1008, while the sum is 24.

The square root of 1271463 is about 1127.5916814166. The cubic root of 1271463 is about 108.3347807828.

The spelling of 1271463 in words is "one million, two hundred seventy-one thousand, four hundred sixty-three".