511497 has 24 divisors (see below), whose sum is σ = 883584. Its totient is φ = 278784.

The previous prime is 511487. The next prime is 511507. The reversal of 511497 is 794115.

It is an interprime number because it is at equal distance from previous prime (511487) and next prime (511507).

It is not a de Polignac number, because 511497 - 2¹¹ = 509449 is a prime.

511497 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 511497.

It is not an unprimeable number, because it can be changed into a prime (511417) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1273 + ... + 1625.

It is an arithmetic number, because the mean of its divisors is an integer number (36816).

2⁵¹¹⁴⁹⁷ is an apocalyptic number.

It is an amenable number.

511497 is a deficient number, since it is larger than the sum of its proper divisors (372087).

511497 is a wasteful number, since it uses less digits than its factorization.

511497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389 (or 386 counting only the distinct ones).

The product of its digits is 1260, while the sum is 27.

The square root of 511497 is about 715.1901844964. The cubic root of 511497 is about 79.9737934995.

The spelling of 511497 in words is "five hundred eleven thousand, four hundred ninety-seven".