2355322861 has 2 divisors, whose sum is σ = 2355322862. Its totient is φ = 2355322860.

The previous prime is 2355322813. The next prime is 2355322909. The reversal of 2355322861 is 1682235532.

It is a balanced prime because it is at equal distance from previous prime (2355322813) and next prime (2355322909).

It can be written as a sum of positive squares in only one way, i.e., 2322661636 + 32661225 = 48194^2 + 5715^2 .

It is a cyclic number.

It is not a de Polignac number, because 2355322861 - 2¹¹ = 2355320813 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2355322861.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2355322961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1177661430 + 1177661431.

It is an arithmetic number, because the mean of its divisors is an integer number (1177661431).

Almost surely, 2^2355322861 is an apocalyptic number.

It is an amenable number.

2355322861 is a deficient number, since it is larger than the sum of its proper divisors (1).

2355322861 is an equidigital number, since it uses as much as digits as its factorization.

2355322861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86400, while the sum is 37.

The square root of 2355322861 is about 48531.6686401776. The cubic root of 2355322861 is about 1330.5059339238.

The spelling of 2355322861 in words is "two billion, three hundred fifty-five million, three hundred twenty-two thousand, eight hundred sixty-one".