3953129999001 has 4 divisors (see below), whose sum is σ = 5270839998672. Its totient is φ = 2635419999332.

The previous prime is 3953129998997. The next prime is 3953129999003. The reversal of 3953129999001 is 1009999213593.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3953129999001 - 2² = 3953129998997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3953129999003) 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, 658854999831 + ... + 658854999836.

It is an arithmetic number, because the mean of its divisors is an integer number (1317709999668).

Almost surely, 2^{3953129999001} is an apocalyptic number.

It is an amenable number.

3953129999001 is a deficient number, since it is larger than the sum of its proper divisors (1317709999671).

3953129999001 is a wasteful number, since it uses less digits than its factorization.

3953129999001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1317709999670.

The product of its (nonzero) digits is 5314410, while the sum is 60.

The spelling of 3953129999001 in words is "three trillion, nine hundred fifty-three billion, one hundred twenty-nine million, nine hundred ninety-nine thousand, one".