513540011 has 2 divisors, whose sum is σ = 513540012. Its totient is φ = 513540010.

The previous prime is 513539993. The next prime is 513540023. The reversal of 513540011 is 110045315.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 513540011 - 2¹⁴ = 513523627 is a prime.

It is not a weakly prime, because it can be changed into another prime (513540031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256770005 + 256770006.

It is an arithmetic number, because the mean of its divisors is an integer number (256770006).

Almost surely, 2^513540011 is an apocalyptic number.

513540011 is a deficient number, since it is larger than the sum of its proper divisors (1).

513540011 is an equidigital number, since it uses as much as digits as its factorization.

513540011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 513540011 is about 22661.4212043287. The cubic root of 513540011 is about 800.8012862200.

Adding to 513540011 its reverse (110045315), we get a palindrome (623585326).

The spelling of 513540011 in words is "five hundred thirteen million, five hundred forty thousand, eleven".