511057 has 2 divisors, whose sum is σ = 511058. Its totient is φ = 511056.

The previous prime is 511039. The next prime is 511061. The reversal of 511057 is 750115.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 398161 + 112896 = 631^2 + 336^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-511057 is a prime.

It is a super-2 number, since 2×511057² = 522358514498, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (511087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255528 + 255529.

It is an arithmetic number, because the mean of its divisors is an integer number (255529).

2⁵¹¹⁰⁵⁷ is an apocalyptic number.

It is an amenable number.

511057 is a deficient number, since it is larger than the sum of its proper divisors (1).

511057 is an equidigital number, since it uses as much as digits as its factorization.

511057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 175, while the sum is 19.

The square root of 511057 is about 714.8825078291. The cubic root of 511057 is about 79.9508552327.

The spelling of 511057 in words is "five hundred eleven thousand, fifty-seven".