5172154769 has 2 divisors, whose sum is σ = 5172154770. Its totient is φ = 5172154768.

The previous prime is 5172154747. The next prime is 5172154781. The reversal of 5172154769 is 9674512715.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5171335744 + 819025 = 71912^2 + 905^2 .

It is a cyclic number.

It is not a de Polignac number, because 5172154769 - 2¹⁶ = 5172089233 is a prime.

It is a super-2 number, since 2×5172154769² = 53502369908978886722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5172154789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2586077384 + 2586077385.

It is an arithmetic number, because the mean of its divisors is an integer number (2586077385).

Almost surely, 2^5172154769 is an apocalyptic number.

It is an amenable number.

5172154769 is a deficient number, since it is larger than the sum of its proper divisors (1).

5172154769 is an equidigital number, since it uses as much as digits as its factorization.

5172154769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 529200, while the sum is 47.

The square root of 5172154769 is about 71917.6944082609. The cubic root of 5172154769 is about 1729.3802862378.

The spelling of 5172154769 in words is "five billion, one hundred seventy-two million, one hundred fifty-four thousand, seven hundred sixty-nine".