2265347389 has 2 divisors, whose sum is σ = 2265347390. Its totient is φ = 2265347388.

The previous prime is 2265347353. The next prime is 2265347411. The reversal of 2265347389 is 9837435622.

2265347389 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 can be written as a sum of positive squares in only one way, i.e., 2007488025 + 257859364 = 44805^2 + 16058^2 .

It is a cyclic number.

It is not a de Polignac number, because 2265347389 - 2¹⁹ = 2264823101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2265347309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1132673694 + 1132673695.

It is an arithmetic number, because the mean of its divisors is an integer number (1132673695).

Almost surely, 2^2265347389 is an apocalyptic number.

It is an amenable number.

2265347389 is a deficient number, since it is larger than the sum of its proper divisors (1).

2265347389 is an equidigital number, since it uses as much as digits as its factorization.

2265347389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 49.

The square root of 2265347389 is about 47595.6656535025. The cubic root of 2265347389 is about 1313.3433216550.

The spelling of 2265347389 in words is "two billion, two hundred sixty-five million, three hundred forty-seven thousand, three hundred eighty-nine".