3794566121 has 4 divisors (see below), whose sum is σ = 3800468112. Its totient is φ = 3788664132.

The previous prime is 3794566099. The next prime is 3794566147. The reversal of 3794566121 is 1216654973.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1216654973 = 281 ⋅4329733.

It is a cyclic number.

It is not a de Polignac number, because 3794566121 - 2²² = 3790371817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3794166121) 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, 2950031 + ... + 2951316.

It is an arithmetic number, because the mean of its divisors is an integer number (950117028).

Almost surely, 2^3794566121 is an apocalyptic number.

It is an amenable number.

3794566121 is a deficient number, since it is larger than the sum of its proper divisors (5901991).

3794566121 is an equidigital number, since it uses as much as digits as its factorization.

3794566121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5901990.

The product of its digits is 272160, while the sum is 44.

The square root of 3794566121 is about 61600.0496834215. The cubic root of 3794566121 is about 1559.7465785195.

The spelling of 3794566121 in words is "three billion, seven hundred ninety-four million, five hundred sixty-six thousand, one hundred twenty-one".