3953245271 has 4 divisors (see below), whose sum is σ = 4080769344. Its totient is φ = 3825721200.

The previous prime is 3953245253. The next prime is 3953245273. The reversal of 3953245271 is 1725423593.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3953245271 - 2²⁶ = 3886136407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3953245273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63761990 + ... + 63762051.

It is an arithmetic number, because the mean of its divisors is an integer number (1020192336).

Almost surely, 2^3953245271 is an apocalyptic number.

3953245271 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

3953245271 is a deficient number, since it is larger than the sum of its proper divisors (127524073).

3953245271 is a wasteful number, since it uses less digits than its factorization.

3953245271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127524072.

The product of its digits is 226800, while the sum is 41.

The square root of 3953245271 is about 62874.8381389567. The cubic root of 3953245271 is about 1581.1919210734.

The spelling of 3953245271 in words is "three billion, nine hundred fifty-three million, two hundred forty-five thousand, two hundred seventy-one".