5166161723 has 2 divisors, whose sum is σ = 5166161724. Its totient is φ = 5166161722.

The previous prime is 5166161713. The next prime is 5166161783. The reversal of 5166161723 is 3271616615.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5166161723 - 2¹⁴ = 5166145339 is a prime.

It is not a weakly prime, because it can be changed into another prime (5166161713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2583080861 + 2583080862.

It is an arithmetic number, because the mean of its divisors is an integer number (2583080862).

Almost surely, 2^5166161723 is an apocalyptic number.

5166161723 is a deficient number, since it is larger than the sum of its proper divisors (1).

5166161723 is an equidigital number, since it uses as much as digits as its factorization.

5166161723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 38.

The square root of 5166161723 is about 71876.0163267275. The cubic root of 5166161723 is about 1728.7120759389.

The spelling of 5166161723 in words is "five billion, one hundred sixty-six million, one hundred sixty-one thousand, seven hundred twenty-three".