2265405671 has 2 divisors, whose sum is σ = 2265405672. Its totient is φ = 2265405670.

The previous prime is 2265405641. The next prime is 2265405691. The reversal of 2265405671 is 1765045622.

2265405671 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2265405671 - 2¹⁸ = 2265143527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2265405641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1132702835 + 1132702836.

It is an arithmetic number, because the mean of its divisors is an integer number (1132702836).

Almost surely, 2^2265405671 is an apocalyptic number.

2265405671 is a deficient number, since it is larger than the sum of its proper divisors (1).

2265405671 is an equidigital number, since it uses as much as digits as its factorization.

2265405671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100800, while the sum is 38.

The square root of 2265405671 is about 47596.2779111981. The cubic root of 2265405671 is about 1313.3545846250.

The spelling of 2265405671 in words is "two billion, two hundred sixty-five million, four hundred five thousand, six hundred seventy-one".