5405120171 has 16 divisors (see below), whose sum is σ = 6212505600. Its totient is φ = 4650876000.

The previous prime is 5405120117. The next prime is 5405120177. The reversal of 5405120171 is 1710215045.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5405120171 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5405120171.

It is not an unprimeable number, because it can be changed into a prime (5405120177) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229325 + ... + 251793.

It is an arithmetic number, because the mean of its divisors is an integer number (388281600).

Almost surely, 2^5405120171 is an apocalyptic number.

5405120171 is a deficient number, since it is larger than the sum of its proper divisors (807385429).

5405120171 is a wasteful number, since it uses less digits than its factorization.

5405120171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23650.

The product of its (nonzero) digits is 1400, while the sum is 26.

The square root of 5405120171 is about 73519.5223801134. The cubic root of 5405120171 is about 1754.9649666846.

The spelling of 5405120171 in words is "five billion, four hundred five million, one hundred twenty thousand, one hundred seventy-one".