1075513 has 4 divisors (see below), whose sum is σ = 1078308. Its totient is φ = 1072720.

The previous prime is 1075507. The next prime is 1075519. The reversal of 1075513 is 3155701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3155701 = 97 ⋅32533.

It is an interprime number because it is at equal distance from previous prime (1075507) and next prime (1075519).

It can be written as a sum of positive squares in 2 ways, for example, as 356409 + 719104 = 597^2 + 848^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1075513 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1075519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 706 + ... + 1627.

It is an arithmetic number, because the mean of its divisors is an integer number (269577).

2^1075513 is an apocalyptic number.

It is an amenable number.

1075513 is a deficient number, since it is larger than the sum of its proper divisors (2795).

1075513 is an equidigital number, since it uses as much as digits as its factorization.

1075513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2794.

The product of its (nonzero) digits is 525, while the sum is 22.

The square root of 1075513 is about 1037.0694287269. The cubic root of 1075513 is about 102.4562732385.

The spelling of 1075513 in words is "one million, seventy-five thousand, five hundred thirteen".