3956685101 has 4 divisors (see below), whose sum is σ = 4128714912. Its totient is φ = 3784655292.

The previous prime is 3956685097. The next prime is 3956685107. The reversal of 3956685101 is 1015866593.

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 3956685101 - 2² = 3956685097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3956685107) 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, 86014871 + ... + 86014916.

It is an arithmetic number, because the mean of its divisors is an integer number (1032178728).

Almost surely, 2^3956685101 is an apocalyptic number.

It is an amenable number.

3956685101 is a deficient number, since it is larger than the sum of its proper divisors (172029811).

3956685101 is a wasteful number, since it uses less digits than its factorization.

3956685101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172029810.

The product of its (nonzero) digits is 194400, while the sum is 44.

The square root of 3956685101 is about 62902.1867743881. The cubic root of 3956685101 is about 1581.6504013214.

The spelling of 3956685101 in words is "three billion, nine hundred fifty-six million, six hundred eighty-five thousand, one hundred one".