511053 has 4 divisors (see below), whose sum is σ = 681408. Its totient is φ = 340700.

The previous prime is 511039. The next prime is 511057. The reversal of 511053 is 350115.

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 a cyclic number.

It is not a de Polignac number, because 511053 - 2⁶ = 510989 is a prime.

It is a super-2 number, since 2×511053² = 522350337618, which contains 22 as substring.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (511057) 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 3 ways as a sum of consecutive naturals, for example, 85173 + ... + 85178.

It is an arithmetic number, because the mean of its divisors is an integer number (170352).

2⁵¹¹⁰⁵³ is an apocalyptic number.

It is an amenable number.

511053 is a deficient number, since it is larger than the sum of its proper divisors (170355).

511053 is a wasteful number, since it uses less digits than its factorization.

511053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170354.

The product of its (nonzero) digits is 75, while the sum is 15.

The square root of 511053 is about 714.8797101611. The cubic root of 511053 is about 79.9506466427.

Adding to 511053 its reverse (350115), we get a palindrome (861168).

The spelling of 511053 in words is "five hundred eleven thousand, fifty-three".