1260445 has 8 divisors (see below), whose sum is σ = 1532160. Its totient is φ = 995280.

The previous prime is 1260439. The next prime is 1260461. The reversal of 1260445 is 5440621.

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

It is not a de Polignac number, because 1260445 - 2³ = 1260437 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1201 + ... + 1990.

It is an arithmetic number, because the mean of its divisors is an integer number (191520).

2^1260445 is an apocalyptic number.

It is an amenable number.

1260445 is a deficient number, since it is larger than the sum of its proper divisors (271715).

1260445 is an equidigital number, since it uses as much as digits as its factorization.

1260445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3275.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1260445 is about 1122.6954172882. The cubic root of 1260445 is about 108.0209435835.

The spelling of 1260445 in words is "one million, two hundred sixty thousand, four hundred forty-five".