5206511 has 2 divisors, whose sum is σ = 5206512. Its totient is φ = 5206510.

The previous prime is 5206489. The next prime is 5206541. The reversal of 5206511 is 1156025.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5206511 - 2⁶ = 5206447 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5206541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2603255 + 2603256.

It is an arithmetic number, because the mean of its divisors is an integer number (2603256).

Almost surely, 2^5206511 is an apocalyptic number.

5206511 is a deficient number, since it is larger than the sum of its proper divisors (1).

5206511 is an equidigital number, since it uses as much as digits as its factorization.

5206511 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 5206511 is about 2281.7780347790. The cubic root of 5206511 is about 173.3200996636.

The spelling of 5206511 in words is "five million, two hundred six thousand, five hundred eleven".