2205507091 has 2 divisors, whose sum is σ = 2205507092. Its totient is φ = 2205507090.

The previous prime is 2205507079. The next prime is 2205507097. The reversal of 2205507091 is 1907055022.

2205507091 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 2205507091 - 2¹³ = 2205498899 is a prime.

It is not a weakly prime, because it can be changed into another prime (2205507097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1102753545 + 1102753546.

It is an arithmetic number, because the mean of its divisors is an integer number (1102753546).

Almost surely, 2^2205507091 is an apocalyptic number.

2205507091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2205507091 is an equidigital number, since it uses as much as digits as its factorization.

2205507091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300, while the sum is 31.

The square root of 2205507091 is about 46962.8266930346. The cubic root of 2205507091 is about 1301.6757661429.

The spelling of 2205507091 in words is "two billion, two hundred five million, five hundred seven thousand, ninety-one".