4892000261 has 2 divisors, whose sum is σ = 4892000262. Its totient is φ = 4892000260.

The previous prime is 4892000207. The next prime is 4892000263. The reversal of 4892000261 is 1620002984.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4338856900 + 553143361 = 65870^2 + 23519^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4892000261 is a prime.

Together with 4892000263, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4892000263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2446000130 + 2446000131.

It is an arithmetic number, because the mean of its divisors is an integer number (2446000131).

Almost surely, 2^4892000261 is an apocalyptic number.

It is an amenable number.

4892000261 is a deficient number, since it is larger than the sum of its proper divisors (1).

4892000261 is an equidigital number, since it uses as much as digits as its factorization.

4892000261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 4892000261 is about 69942.8356659923. The cubic root of 4892000261 is about 1697.5744255909.

The spelling of 4892000261 in words is "four billion, eight hundred ninety-two million, two hundred sixty-one", and thus it is an aban number.