512240411 has 2 divisors, whose sum is σ = 512240412. Its totient is φ = 512240410.

The previous prime is 512240401. The next prime is 512240423. The reversal of 512240411 is 114042215.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-512240411 is a prime.

It is a super-2 number, since 2×512240411² = 524780477322897842, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (512240401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256120205 + 256120206.

It is an arithmetic number, because the mean of its divisors is an integer number (256120206).

Almost surely, 2^512240411 is an apocalyptic number.

512240411 is a deficient number, since it is larger than the sum of its proper divisors (1).

512240411 is an equidigital number, since it uses as much as digits as its factorization.

512240411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 512240411 is about 22632.7287572665. The cubic root of 512240411 is about 800.1251944694.

Adding to 512240411 its reverse (114042215), we get a palindrome (626282626).

The spelling of 512240411 in words is "five hundred twelve million, two hundred forty thousand, four hundred eleven".