4195264261 has 2 divisors, whose sum is σ = 4195264262. Its totient is φ = 4195264260.

The previous prime is 4195264247. The next prime is 4195264291. The reversal of 4195264261 is 1624625914.

4195264261 is digitally balanced in base 2, 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., 3121456900 + 1073807361 = 55870^2 + 32769^2 .

It is a cyclic number.

It is not a de Polignac number, because 4195264261 - 2¹¹ = 4195262213 is a prime.

It is a super-2 number, since 2×4195264261² = 35200484439247752242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4195264211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2097632130 + 2097632131.

It is an arithmetic number, because the mean of its divisors is an integer number (2097632131).

Almost surely, 2^4195264261 is an apocalyptic number.

It is an amenable number.

4195264261 is a deficient number, since it is larger than the sum of its proper divisors (1).

4195264261 is an equidigital number, since it uses as much as digits as its factorization.

4195264261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 40.

The square root of 4195264261 is about 64770.8596592634. The cubic root of 4195264261 is about 1612.8220070907.

The spelling of 4195264261 in words is "four billion, one hundred ninety-five million, two hundred sixty-four thousand, two hundred sixty-one".