2515366361 has 2 divisors, whose sum is σ = 2515366362. Its totient is φ = 2515366360.

The previous prime is 2515366349. The next prime is 2515366369. The reversal of 2515366361 is 1636635152.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2340624400 + 174741961 = 48380^2 + 13219^2 .

It is a cyclic number.

It is not a de Polignac number, because 2515366361 - 2¹⁰ = 2515365337 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2515366369) 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, 1257683180 + 1257683181.

It is an arithmetic number, because the mean of its divisors is an integer number (1257683181).

Almost surely, 2^2515366361 is an apocalyptic number.

It is an amenable number.

2515366361 is a deficient number, since it is larger than the sum of its proper divisors (1).

2515366361 is an equidigital number, since it uses as much as digits as its factorization.

2515366361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 97200, while the sum is 38.

The square root of 2515366361 is about 50153.4282078504. The cubic root of 2515366361 is about 1359.9838451440.

The spelling of 2515366361 in words is "two billion, five hundred fifteen million, three hundred sixty-six thousand, three hundred sixty-one".