512101 has 2 divisors, whose sum is σ = 512102. Its totient is φ = 512100.

The previous prime is 512093. The next prime is 512137. The reversal of 512101 is 101215.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 330625 + 181476 = 575^2 + 426^2 .

It is a cyclic number.

It is not a de Polignac number, because 512101 - 2³ = 512093 is a prime.

It is a Chen prime.

512101 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (510101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256050 + 256051.

It is an arithmetic number, because the mean of its divisors is an integer number (256051).

2⁵¹²¹⁰¹ is an apocalyptic number.

It is an amenable number.

512101 is a deficient number, since it is larger than the sum of its proper divisors (1).

512101 is an equidigital number, since it uses as much as digits as its factorization.

512101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10, while the sum is 10.

The square root of 512101 is about 715.6123252153. The cubic root of 512101 is about 80.0052600708.

Adding to 512101 its reverse (101215), we get a palindrome (613316).

The spelling of 512101 in words is "five hundred twelve thousand, one hundred one".