2304115451081 has 2 divisors, whose sum is σ = 2304115451082. Its totient is φ = 2304115451080.

The previous prime is 2304115451041. The next prime is 2304115451159. The reversal of 2304115451081 is 1801545114032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1713177325456 + 590938125625 = 1308884^2 + 768725^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2304115451081 is a prime.

It is a super-2 number, since 2×2304115451081² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2304115451041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1152057725540 + 1152057725541.

It is an arithmetic number, because the mean of its divisors is an integer number (1152057725541).

Almost surely, 2^{2304115451081} is an apocalyptic number.

It is an amenable number.

2304115451081 is a deficient number, since it is larger than the sum of its proper divisors (1).

2304115451081 is an equidigital number, since it uses as much as digits as its factorization.

2304115451081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19200, while the sum is 35.

The spelling of 2304115451081 in words is "two trillion, three hundred four billion, one hundred fifteen million, four hundred fifty-one thousand, eighty-one".