5161205459 has 2 divisors, whose sum is σ = 5161205460. Its totient is φ = 5161205458.

The previous prime is 5161205417. The next prime is 5161205471. The reversal of 5161205459 is 9545021615.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5161205459 is a prime.

It is a super-2 number, since 2×5161205459² = 53276083580022801362, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5161205479) 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, 2580602729 + 2580602730.

It is an arithmetic number, because the mean of its divisors is an integer number (2580602730).

Almost surely, 2^5161205459 is an apocalyptic number.

5161205459 is a deficient number, since it is larger than the sum of its proper divisors (1).

5161205459 is an equidigital number, since it uses as much as digits as its factorization.

5161205459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54000, while the sum is 38.

The square root of 5161205459 is about 71841.5301827571. The cubic root of 5161205459 is about 1728.1590738394.

The spelling of 5161205459 in words is "five billion, one hundred sixty-one million, two hundred five thousand, four hundred fifty-nine".