1271064 has 32 divisors (see below), whose sum is σ = 3205440. Its totient is φ = 420000.

The previous prime is 1271059. The next prime is 1271069. The reversal of 1271064 is 4601721.

It is an interprime number because it is at equal distance from previous prime (1271059) and next prime (1271069).

It is a Smith number, since the sum of its digits (21) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1271064.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1271069) 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, 4939 + ... + 5189.

It is an arithmetic number, because the mean of its divisors is an integer number (100170).

2^1271064 is an apocalyptic number.

It is an amenable number.

1271064 is an abundant number, since it is smaller than the sum of its proper divisors (1934376).

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

1271064 is a wasteful number, since it uses less digits than its factorization.

1271064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471 (or 467 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 1271064 is about 1127.4147417876. The cubic root of 1271064 is about 108.3234473556.

Adding to 1271064 its reverse (4601721), we get a palindrome (5872785).

The spelling of 1271064 in words is "one million, two hundred seventy-one thousand, sixty-four".