2027045261 has 4 divisors (see below), whose sum is σ = 2065291452. Its totient is φ = 1988799072.

The previous prime is 2027045249. The next prime is 2027045297. The reversal of 2027045261 is 1625407202.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 675012361 + 1352032900 = 25981^2 + 36770^2 .

It is a cyclic number.

It is not a de Polignac number, because 2027045261 - 2¹⁰ = 2027044237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2027047261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19123016 + ... + 19123121.

It is an arithmetic number, because the mean of its divisors is an integer number (516322863).

Almost surely, 2^2027045261 is an apocalyptic number.

It is an amenable number.

2027045261 is a deficient number, since it is larger than the sum of its proper divisors (38246191).

2027045261 is an equidigital number, since it uses as much as digits as its factorization.

2027045261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38246190.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 2027045261 is about 45022.7193869939. The cubic root of 2027045261 is about 1265.5747904207.

The spelling of 2027045261 in words is "two billion, twenty-seven million, forty-five thousand, two hundred sixty-one".