2684611513 has 2 divisors, whose sum is σ = 2684611514. Its totient is φ = 2684611512.

The previous prime is 2684611487. The next prime is 2684611529. The reversal of 2684611513 is 3151164862.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1803531024 + 881080489 = 42468^2 + 29683^2 .

It is a cyclic number.

It is not a de Polignac number, because 2684611513 - 2⁵ = 2684611481 is a prime.

It is not a weakly prime, because it can be changed into another prime (2684611583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1342305756 + 1342305757.

It is an arithmetic number, because the mean of its divisors is an integer number (1342305757).

Almost surely, 2^2684611513 is an apocalyptic number.

It is an amenable number.

2684611513 is a deficient number, since it is larger than the sum of its proper divisors (1).

2684611513 is an equidigital number, since it uses as much as digits as its factorization.

2684611513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 37.

The square root of 2684611513 is about 51813.2368512140. The cubic root of 2684611513 is about 1389.8261627228.

It can be divided in two parts, 26846115 and 13, that added together give a triangular number (26846128 = T₇₃₂₇).

The spelling of 2684611513 in words is "two billion, six hundred eighty-four million, six hundred eleven thousand, five hundred thirteen".