3953603452171 has 2 divisors, whose sum is σ = 3953603452172. Its totient is φ = 3953603452170.

The previous prime is 3953603452159. The next prime is 3953603452241. The reversal of 3953603452171 is 1712543063593.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3953603452171 - 2²³ = 3953595063563 is a prime.

It is a super-2 number, since 2×3953603452171² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3953603452151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1976801726085 + 1976801726086.

It is an arithmetic number, because the mean of its divisors is an integer number (1976801726086).

Almost surely, 2^{3953603452171} is an apocalyptic number.

3953603452171 is a deficient number, since it is larger than the sum of its proper divisors (1).

3953603452171 is an equidigital number, since it uses as much as digits as its factorization.

3953603452171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2041200, while the sum is 49.

The spelling of 3953603452171 in words is "three trillion, nine hundred fifty-three billion, six hundred three million, four hundred fifty-two thousand, one hundred seventy-one".