5205102247 has 2 divisors, whose sum is σ = 5205102248. Its totient is φ = 5205102246.

The previous prime is 5205102191. The next prime is 5205102257. The reversal of 5205102247 is 7422015025.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5205102247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5205102257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2602551123 + 2602551124.

It is an arithmetic number, because the mean of its divisors is an integer number (2602551124).

Almost surely, 2^5205102247 is an apocalyptic number.

5205102247 is a deficient number, since it is larger than the sum of its proper divisors (1).

5205102247 is an equidigital number, since it uses as much as digits as its factorization.

5205102247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 5205102247 is about 72146.3945530198. The cubic root of 5205102247 is about 1733.0446621054.

The spelling of 5205102247 in words is "five billion, two hundred five million, one hundred two thousand, two hundred forty-seven".