4954445261 has 2 divisors, whose sum is σ = 4954445262. Its totient is φ = 4954445260.

The previous prime is 4954445233. The next prime is 4954445281. The reversal of 4954445261 is 1625444594.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4918216900 + 36228361 = 70130^2 + 6019^2 .

It is a cyclic number.

It is not a de Polignac number, because 4954445261 - 2²² = 4950250957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4954445281) 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 as a sum of consecutive naturals, namely, 2477222630 + 2477222631.

It is an arithmetic number, because the mean of its divisors is an integer number (2477222631).

Almost surely, 2^4954445261 is an apocalyptic number.

It is an amenable number.

4954445261 is a deficient number, since it is larger than the sum of its proper divisors (1).

4954445261 is an equidigital number, since it uses as much as digits as its factorization.

4954445261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 691200, while the sum is 44.

The square root of 4954445261 is about 70387.8204023963. The cubic root of 4954445261 is about 1704.7669276037.

The spelling of 4954445261 in words is "four billion, nine hundred fifty-four million, four hundred forty-five thousand, two hundred sixty-one".