2275809457 has 2 divisors, whose sum is σ = 2275809458. Its totient is φ = 2275809456.

The previous prime is 2275809413. The next prime is 2275809511. The reversal of 2275809457 is 7549085722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2176129201 + 99680256 = 46649^2 + 9984^2 .

It is a cyclic number.

It is not a de Polignac number, because 2275809457 - 2¹¹ = 2275807409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2275809457.

It is not a weakly prime, because it can be changed into another prime (2275809407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1137904728 + 1137904729.

It is an arithmetic number, because the mean of its divisors is an integer number (1137904729).

Almost surely, 2^2275809457 is an apocalyptic number.

It is an amenable number.

2275809457 is a deficient number, since it is larger than the sum of its proper divisors (1).

2275809457 is an equidigital number, since it uses as much as digits as its factorization.

2275809457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1411200, while the sum is 49.

The square root of 2275809457 is about 47705.4447311835. Note that the first 3 decimals coincide. The cubic root of 2275809457 is about 1315.3620243971.

The spelling of 2275809457 in words is "two billion, two hundred seventy-five million, eight hundred nine thousand, four hundred fifty-seven".