5154532261 has 2 divisors, whose sum is σ = 5154532262. Its totient is φ = 5154532260.

The previous prime is 5154532247. The next prime is 5154532289. The reversal of 5154532261 is 1622354515.

5154532261 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5102244900 + 52287361 = 71430^2 + 7231^2 .

It is a cyclic number.

It is not a de Polignac number, because 5154532261 - 2⁹ = 5154531749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5154532241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2577266130 + 2577266131.

It is an arithmetic number, because the mean of its divisors is an integer number (2577266131).

Almost surely, 2^5154532261 is an apocalyptic number.

It is an amenable number.

5154532261 is a deficient number, since it is larger than the sum of its proper divisors (1).

5154532261 is an equidigital number, since it uses as much as digits as its factorization.

5154532261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36000, while the sum is 34.

The square root of 5154532261 is about 71795.0712862659. The cubic root of 5154532261 is about 1727.4139429068.

Adding to 5154532261 its reverse (1622354515), we get a palindrome (6776886776).

The spelling of 5154532261 in words is "five billion, one hundred fifty-four million, five hundred thirty-two thousand, two hundred sixty-one".