3961123 has 4 divisors (see below), whose sum is σ = 4005720. Its totient is φ = 3916528.

The previous prime is 3961121. The next prime is 3961147. The reversal of 3961123 is 3211693.

3961123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3961123 - 2¹ = 3961121 is a prime.

It is a super-2 number, since 2×3961123² = 31380990842258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3961121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22165 + ... + 22342.

It is an arithmetic number, because the mean of its divisors is an integer number (1001430).

Almost surely, 2^3961123 is an apocalyptic number.

3961123 is a deficient number, since it is larger than the sum of its proper divisors (44597).

3961123 is an equidigital number, since it uses as much as digits as its factorization.

3961123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44596.

The product of its digits is 972, while the sum is 25.

The square root of 3961123 is about 1990.2570185783. The cubic root of 3961123 is about 158.2241517529.

The spelling of 3961123 in words is "three million, nine hundred sixty-one thousand, one hundred twenty-three".