2617653539 has 2 divisors, whose sum is σ = 2617653540. Its totient is φ = 2617653538.

The previous prime is 2617653473. The next prime is 2617653581. The reversal of 2617653539 is 9353567162.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2617653539 is a prime.

It is a super-2 number, since 2×2617653539² = 13704220100478449042, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2617653493 and 2617653502.

It is not a weakly prime, because it can be changed into another prime (2617653439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1308826769 + 1308826770.

It is an arithmetic number, because the mean of its divisors is an integer number (1308826770).

Almost surely, 2^2617653539 is an apocalyptic number.

2617653539 is a deficient number, since it is larger than the sum of its proper divisors (1).

2617653539 is an equidigital number, since it uses as much as digits as its factorization.

2617653539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1020600, while the sum is 47.

The square root of 2617653539 is about 51163.0094795058. The cubic root of 2617653539 is about 1378.1740077896.

The spelling of 2617653539 in words is "two billion, six hundred seventeen million, six hundred fifty-three thousand, five hundred thirty-nine".