2261085473 has 2 divisors, whose sum is σ = 2261085474. Its totient is φ = 2261085472.

The previous prime is 2261085467. The next prime is 2261085479. The reversal of 2261085473 is 3745801622.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (2261085467) and next prime (2261085479).

It can be written as a sum of positive squares in only one way, i.e., 2187245824 + 73839649 = 46768^2 + 8593^2 .

It is a cyclic number.

It is not a de Polignac number, because 2261085473 - 2⁴ = 2261085457 is a prime.

It is a super-2 number, since 2×2261085473² = 10225015032423267458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2261085479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1130542736 + 1130542737.

It is an arithmetic number, because the mean of its divisors is an integer number (1130542737).

Almost surely, 2^2261085473 is an apocalyptic number.

It is an amenable number.

2261085473 is a deficient number, since it is larger than the sum of its proper divisors (1).

2261085473 is an equidigital number, since it uses as much as digits as its factorization.

2261085473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 2261085473 is about 47550.8724735940. The cubic root of 2261085473 is about 1312.5191842154.

The spelling of 2261085473 in words is "two billion, two hundred sixty-one million, eighty-five thousand, four hundred seventy-three".