5261454169 has 2 divisors, whose sum is σ = 5261454170. Its totient is φ = 5261454168.

The previous prime is 5261454139. The next prime is 5261454173. The reversal of 5261454169 is 9614541625.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4676781769 + 584672400 = 68387^2 + 24180^2 .

It is a cyclic number.

It is not a de Polignac number, because 5261454169 - 2⁹ = 5261453657 is a prime.

It is a super-2 number, since 2×5261454169² = 55365799944974961122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5261454139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2630727084 + 2630727085.

It is an arithmetic number, because the mean of its divisors is an integer number (2630727085).

Almost surely, 2^5261454169 is an apocalyptic number.

It is an amenable number.

5261454169 is a deficient number, since it is larger than the sum of its proper divisors (1).

5261454169 is an equidigital number, since it uses as much as digits as its factorization.

5261454169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 259200, while the sum is 43.

The square root of 5261454169 is about 72535.8819412848. The cubic root of 5261454169 is about 1739.2763724837.

The spelling of 5261454169 in words is "five billion, two hundred sixty-one million, four hundred fifty-four thousand, one hundred sixty-nine".