1056245 has 8 divisors (see below), whose sum is σ = 1276800. Its totient is φ = 838800.

The previous prime is 1056241. The next prime is 1056247. The reversal of 1056245 is 5426501.

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

It is not a de Polignac number, because 1056245 - 2² = 1056241 is a prime.

It is a super-2 number, since 2×1056245² = 2231307000050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1056245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056241) 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, 56 + ... + 1454.

It is an arithmetic number, because the mean of its divisors is an integer number (159600).

2^1056245 is an apocalyptic number.

It is an amenable number.

1056245 is a deficient number, since it is larger than the sum of its proper divisors (220555).

1056245 is a wasteful number, since it uses less digits than its factorization.

1056245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1555.

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

The square root of 1056245 is about 1027.7378070306. The cubic root of 1056245 is about 101.8407421165.

The spelling of 1056245 in words is "one million, fifty-six thousand, two hundred forty-five".