1065513 has 4 divisors (see below), whose sum is σ = 1420688. Its totient is φ = 710340.

The previous prime is 1065511. The next prime is 1065523. The reversal of 1065513 is 3155601.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1065513 - 2¹ = 1065511 is a prime.

It is a super-2 number, since 2×1065513² = 2270635906338, which contains 22 as substring.

It is an Ulam number.

It is a D-number.

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 1065513.

It is not an unprimeable number, because it can be changed into a prime (1065511) 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, 177583 + ... + 177588.

It is an arithmetic number, because the mean of its divisors is an integer number (355172).

2^1065513 is an apocalyptic number.

It is an amenable number.

1065513 is a deficient number, since it is larger than the sum of its proper divisors (355175).

1065513 is an equidigital number, since it uses as much as digits as its factorization.

1065513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355174.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 1065513 is about 1032.2368914159. The cubic root of 1065513 is about 102.1377416290.

The spelling of 1065513 in words is "one million, sixty-five thousand, five hundred thirteen".