1260671 has 4 divisors (see below), whose sum is σ = 1266144. Its totient is φ = 1255200.

The previous prime is 1260661. The next prime is 1260673. The reversal of 1260671 is 1760621.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1760621 = 173 ⋅10177.

It is a cyclic number.

It is not a de Polignac number, because 1260671 - 2¹⁸ = 998527 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1260673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2375 + ... + 2856.

It is an arithmetic number, because the mean of its divisors is an integer number (316536).

2^1260671 is an apocalyptic number.

1260671 is a deficient number, since it is larger than the sum of its proper divisors (5473).

1260671 is an equidigital number, since it uses as much as digits as its factorization.

1260671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5472.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 1260671 is about 1122.7960634060. The cubic root of 1260671 is about 108.0273993126.

The spelling of 1260671 in words is "one million, two hundred sixty thousand, six hundred seventy-one".