5261454173 has 2 divisors, whose sum is σ = 5261454174. Its totient is φ = 5261454172.

The previous prime is 5261454169. The next prime is 5261454197. The reversal of 5261454173 is 3714541625.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3587171449 + 1674282724 = 59893^2 + 40918^2 .

It is a cyclic number.

It is not a de Polignac number, because 5261454173 - 2² = 5261454169 is a prime.

It is a super-2 number, since 2×5261454173² = 55365800029158227858, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5261456173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2630727086 + 2630727087.

It is an arithmetic number, because the mean of its divisors is an integer number (2630727087).

Almost surely, 2^5261454173 is an apocalyptic number.

It is an amenable number.

5261454173 is a deficient number, since it is larger than the sum of its proper divisors (1).

5261454173 is an equidigital number, since it uses as much as digits as its factorization.

5261454173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 100800, while the sum is 38.

The square root of 5261454173 is about 72535.8819688573. The cubic root of 5261454173 is about 1739.2763729245.

Adding to 5261454173 its reverse (3714541625), we get a palindrome (8975995798).

The spelling of 5261454173 in words is "five billion, two hundred sixty-one million, four hundred fifty-four thousand, one hundred seventy-three".