4545557171 has 4 divisors (see below), whose sum is σ = 4561071312. Its totient is φ = 4530043032.

The previous prime is 4545557147. The next prime is 4545557173. The reversal of 4545557171 is 1717555454.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1717555454 = 2 ⋅858777727.

It is a cyclic number.

It is not a de Polignac number, because 4545557171 - 2¹⁴ = 4545540787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4545557173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7756631 + ... + 7757216.

It is an arithmetic number, because the mean of its divisors is an integer number (1140267828).

Almost surely, 2^4545557171 is an apocalyptic number.

4545557171 is a deficient number, since it is larger than the sum of its proper divisors (15514141).

4545557171 is a wasteful number, since it uses less digits than its factorization.

4545557171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15514140.

The product of its digits is 490000, while the sum is 44.

The square root of 4545557171 is about 67420.7473334433. The cubic root of 4545557171 is about 1656.5162789039.

The spelling of 4545557171 in words is "four billion, five hundred forty-five million, five hundred fifty-seven thousand, one hundred seventy-one".