4099360261 has 2 divisors, whose sum is σ = 4099360262. Its totient is φ = 4099360260.

The previous prime is 4099360253. The next prime is 4099360267. The reversal of 4099360261 is 1620639904.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3376772100 + 722588161 = 58110^2 + 26881^2 .

It is a cyclic number.

It is not a de Polignac number, because 4099360261 - 2³ = 4099360253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4099360267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2049680130 + 2049680131.

It is an arithmetic number, because the mean of its divisors is an integer number (2049680131).

Almost surely, 2^4099360261 is an apocalyptic number.

It is an amenable number.

4099360261 is a deficient number, since it is larger than the sum of its proper divisors (1).

4099360261 is an equidigital number, since it uses as much as digits as its factorization.

4099360261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 4099360261 is about 64026.2466571327. The cubic root of 4099360261 is about 1600.4374143914.

The spelling of 4099360261 in words is "four billion, ninety-nine million, three hundred sixty thousand, two hundred sixty-one".