1260455 has 8 divisors (see below), whose sum is σ = 1728672. Its totient is φ = 864288.

The previous prime is 1260439. The next prime is 1260461. The reversal of 1260455 is 5540621.

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 1260455 - 2⁴ = 1260439 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1260455.

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, 17972 + ... + 18041.

It is an arithmetic number, because the mean of its divisors is an integer number (216084).

2^1260455 is an apocalyptic number.

1260455 is a deficient number, since it is larger than the sum of its proper divisors (468217).

1260455 is an equidigital number, since it uses as much as digits as its factorization.

1260455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36025.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 1260455 is about 1122.6998708471. The cubic root of 1260455 is about 108.0212292515.

The spelling of 1260455 in words is "one million, two hundred sixty thousand, four hundred fifty-five".