2115461300737 has 2 divisors, whose sum is σ = 2115461300738. Its totient is φ = 2115461300736.

The previous prime is 2115461300699. The next prime is 2115461300741. The reversal of 2115461300737 is 7370031645112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1287144706576 + 828316594161 = 1134524^2 + 910119^2 .

It is a cyclic number.

It is not a de Polignac number, because 2115461300737 - 2⁷ = 2115461300609 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2115461300737.

It is not a weakly prime, because it can be changed into another prime (2115461600737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1057730650368 + 1057730650369.

It is an arithmetic number, because the mean of its divisors is an integer number (1057730650369).

Almost surely, 2^{2115461300737} is an apocalyptic number.

It is an amenable number.

2115461300737 is a deficient number, since it is larger than the sum of its proper divisors (1).

2115461300737 is an equidigital number, since it uses as much as digits as its factorization.

2115461300737 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105840, while the sum is 40.

Adding to 2115461300737 its reverse (7370031645112), we get a palindrome (9485492945849).

The spelling of 2115461300737 in words is "two trillion, one hundred fifteen billion, four hundred sixty-one million, three hundred thousand, seven hundred thirty-seven".