5408116261 has 2 divisors, whose sum is σ = 5408116262. Its totient is φ = 5408116260.

The previous prime is 5408116199. The next prime is 5408116267. The reversal of 5408116261 is 1626118045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5389028100 + 19088161 = 73410^2 + 4369^2 .

It is a cyclic number.

It is not a de Polignac number, because 5408116261 - 2¹⁵ = 5408083493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5408116267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2704058130 + 2704058131.

It is an arithmetic number, because the mean of its divisors is an integer number (2704058131).

Almost surely, 2^5408116261 is an apocalyptic number.

It is an amenable number.

5408116261 is a deficient number, since it is larger than the sum of its proper divisors (1).

5408116261 is an equidigital number, since it uses as much as digits as its factorization.

5408116261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 5408116261 is about 73539.8957097438. The cubic root of 5408116261 is about 1755.2891692678.

It can be divided in two parts, 540 and 8116261, that added together give a square (8116801 = 2849²).

The spelling of 5408116261 in words is "five billion, four hundred eight million, one hundred sixteen thousand, two hundred sixty-one".