1052605 has 8 divisors (see below), whose sum is σ = 1304064. Its totient is φ = 814800.

The previous prime is 1052573. The next prime is 1052609. The reversal of 1052605 is 5062501.

It is a happy number.

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

It is not a de Polignac number, because 1052605 - 2⁵ = 1052573 is a prime.

It is a super-2 number, since 2×1052605² = 2215954572050, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

1052605 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3241 + ... + 3550.

It is an arithmetic number, because the mean of its divisors is an integer number (163008).

2^1052605 is an apocalyptic number.

It is an amenable number.

1052605 is a deficient number, since it is larger than the sum of its proper divisors (251459).

1052605 is an equidigital number, since it uses as much as digits as its factorization.

1052605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6827.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 1052605 is about 1025.9653990267. The cubic root of 1052605 is about 101.7236206309.

The spelling of 1052605 in words is "one million, fifty-two thousand, six hundred five".