1260543 has 8 divisors (see below), whose sum is σ = 1738800. Its totient is φ = 811328.

The previous prime is 1260541. The next prime is 1260547. The reversal of 1260543 is 3450621.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1260543 - 2¹ = 1260541 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1260541) 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, 7158 + ... + 7331.

It is an arithmetic number, because the mean of its divisors is an integer number (217350).

2^1260543 is an apocalyptic number.

1260543 is a deficient number, since it is larger than the sum of its proper divisors (478257).

1260543 is a wasteful number, since it uses less digits than its factorization.

1260543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14521.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1260543 is about 1122.7390614030. The cubic root of 1260543 is about 108.0237430652.

The spelling of 1260543 in words is "one million, two hundred sixty thousand, five hundred forty-three".