5170642069 has 2 divisors, whose sum is σ = 5170642070. Its totient is φ = 5170642068.

The previous prime is 5170642051. The next prime is 5170642079. The reversal of 5170642069 is 9602460715.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3901501444 + 1269140625 = 62462^2 + 35625^2 .

It is a cyclic number.

It is not a de Polignac number, because 5170642069 - 2¹⁷ = 5170510997 is a prime.

It is a super-2 number, since 2×5170642069² = 53471078811425201522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5170642039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2585321034 + 2585321035.

It is an arithmetic number, because the mean of its divisors is an integer number (2585321035).

Almost surely, 2^5170642069 is an apocalyptic number.

It is an amenable number.

5170642069 is a deficient number, since it is larger than the sum of its proper divisors (1).

5170642069 is an equidigital number, since it uses as much as digits as its factorization.

5170642069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 5170642069 is about 71907.1767558705. The cubic root of 5170642069 is about 1729.2116725263.

The spelling of 5170642069 in words is "five billion, one hundred seventy million, six hundred forty-two thousand, sixty-nine".