5227101261 has 8 divisors (see below), whose sum is σ = 7743853760. Its totient is φ = 3484734156.

The previous prime is 5227101251. The next prime is 5227101289. The reversal of 5227101261 is 1621017225.

5227101261 is a `hidden beast` number, since 522 + 7 + 10 + 126 + 1 = 666.

It is not a de Polignac number, because 5227101261 - 2⁷ = 5227101133 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 193596343 = 5227101261 / (5 + 2 + 2 + 7 + 1 + 0 + 1 + 2 + 6 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5227101251) 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 in 7 ways as a sum of consecutive naturals, for example, 96798145 + ... + 96798198.

It is an arithmetic number, because the mean of its divisors is an integer number (967981720).

Almost surely, 2^5227101261 is an apocalyptic number.

It is an amenable number.

5227101261 is a deficient number, since it is larger than the sum of its proper divisors (2516752499).

5227101261 is a wasteful number, since it uses less digits than its factorization.

5227101261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193596352 (or 193596346 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 5227101261 is about 72298.6947392551. The cubic root of 5227101261 is about 1735.4827626740.

Adding to 5227101261 its reverse (1621017225), we get a palindrome (6848118486).

The spelling of 5227101261 in words is "five billion, two hundred twenty-seven million, one hundred one thousand, two hundred sixty-one".