3940452911 has 8 divisors (see below), whose sum is σ = 4004729040. Its totient is φ = 3876455232.

The previous prime is 3940452889. The next prime is 3940452953. The reversal of 3940452911 is 1192540493.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3940452911 - 2⁶ = 3940452847 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 (3940452991) 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 7 ways as a sum of consecutive naturals, for example, 40985 + ... + 97778.

It is an arithmetic number, because the mean of its divisors is an integer number (500591130).

Almost surely, 2^3940452911 is an apocalyptic number.

3940452911 is a deficient number, since it is larger than the sum of its proper divisors (64276129).

3940452911 is a wasteful number, since it uses less digits than its factorization.

3940452911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139225.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 3940452911 is about 62773.0269383276. The cubic root of 3940452911 is about 1579.4845446438.

The spelling of 3940452911 in words is "three billion, nine hundred forty million, four hundred fifty-two thousand, nine hundred eleven".