5404171081 has 2 divisors, whose sum is σ = 5404171082. Its totient is φ = 5404171080.

The previous prime is 5404171063. The next prime is 5404171127. The reversal of 5404171081 is 1801714045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4833725625 + 570445456 = 69525^2 + 23884^2 .

It is a cyclic number.

It is not a de Polignac number, because 5404171081 - 2¹³ = 5404162889 is a prime.

It is a super-2 number, since 2×5404171081² = 58410130145433417122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5404171001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2702085540 + 2702085541.

It is an arithmetic number, because the mean of its divisors is an integer number (2702085541).

Almost surely, 2^5404171081 is an apocalyptic number.

It is an amenable number.

5404171081 is a deficient number, since it is larger than the sum of its proper divisors (1).

5404171081 is an equidigital number, since it uses as much as digits as its factorization.

5404171081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4480, while the sum is 31.

The square root of 5404171081 is about 73513.0674166165. The cubic root of 5404171081 is about 1754.8622420367.

The spelling of 5404171081 in words is "five billion, four hundred four million, one hundred seventy-one thousand, eighty-one".