5152217647 has 2 divisors, whose sum is σ = 5152217648. Its totient is φ = 5152217646.

The previous prime is 5152217599. The next prime is 5152217663. The reversal of 5152217647 is 7467122515.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5152217647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5152217677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2576108823 + 2576108824.

It is an arithmetic number, because the mean of its divisors is an integer number (2576108824).

Almost surely, 2^5152217647 is an apocalyptic number.

5152217647 is a deficient number, since it is larger than the sum of its proper divisors (1).

5152217647 is an equidigital number, since it uses as much as digits as its factorization.

5152217647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 117600, while the sum is 40.

The square root of 5152217647 is about 71778.9498878327. The cubic root of 5152217647 is about 1727.1553423255.

It can be divided in two parts, 51522 and 17647, that added together give a square (69169 = 263²).

The spelling of 5152217647 in words is "five billion, one hundred fifty-two million, two hundred seventeen thousand, six hundred forty-seven".