3975814823 has 4 divisors (see below), whose sum is σ = 3975983088. Its totient is φ = 3975646560.

The previous prime is 3975814819. The next prime is 3975814849. The reversal of 3975814823 is 3284185793.

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 3975814823 - 2² = 3975814819 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 (3975814223) 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, 41483 + ... + 98348.

It is an arithmetic number, because the mean of its divisors is an integer number (993995772).

Almost surely, 2^3975814823 is an apocalyptic number.

3975814823 is a deficient number, since it is larger than the sum of its proper divisors (168265).

3975814823 is a wasteful number, since it uses less digits than its factorization.

3975814823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168264.

The product of its digits is 1451520, while the sum is 50.

The square root of 3975814823 is about 63054.0627001940. The cubic root of 3975814823 is about 1584.1952843049.

The spelling of 3975814823 in words is "three billion, nine hundred seventy-five million, eight hundred fourteen thousand, eight hundred twenty-three".