2104559269 has 2 divisors, whose sum is σ = 2104559270. Its totient is φ = 2104559268.

The previous prime is 2104559257. The next prime is 2104559287. The reversal of 2104559269 is 9629554012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1837236769 + 267322500 = 42863^2 + 16350^2 .

It is a cyclic number.

It is not a de Polignac number, because 2104559269 - 2⁷ = 2104559141 is a prime.

It is a super-2 number, since 2×2104559269² = 8858339433467628722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2104559969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052279634 + 1052279635.

It is an arithmetic number, because the mean of its divisors is an integer number (1052279635).

Almost surely, 2^2104559269 is an apocalyptic number.

It is an amenable number.

2104559269 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104559269 is an equidigital number, since it uses as much as digits as its factorization.

2104559269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 194400, while the sum is 43.

The square root of 2104559269 is about 45875.4756814575. The cubic root of 2104559269 is about 1281.5052419224.

The spelling of 2104559269 in words is "two billion, one hundred four million, five hundred fifty-nine thousand, two hundred sixty-nine".