2026581241 has 2 divisors, whose sum is σ = 2026581242. Its totient is φ = 2026581240.

The previous prime is 2026581217. The next prime is 2026581269. The reversal of 2026581241 is 1421856202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1308341241 + 718240000 = 36171^2 + 26800^2 .

It is a cyclic number.

It is not a de Polignac number, because 2026581241 - 2²⁹ = 1489710329 is a prime.

It is not a weakly prime, because it can be changed into another prime (2026581841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1013290620 + 1013290621.

It is an arithmetic number, because the mean of its divisors is an integer number (1013290621).

Almost surely, 2^2026581241 is an apocalyptic number.

It is an amenable number.

2026581241 is a deficient number, since it is larger than the sum of its proper divisors (1).

2026581241 is an equidigital number, since it uses as much as digits as its factorization.

2026581241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 2026581241 is about 45017.5659159844. The cubic root of 2026581241 is about 1265.4782135885.

The spelling of 2026581241 in words is "two billion, twenty-six million, five hundred eighty-one thousand, two hundred forty-one".