3814421121 has 81 divisors (see below), whose sum is σ = 6848041161. Its totient is φ = 2039595264.

The previous prime is 3814421041. The next prime is 3814421141. The reversal of 3814421121 is 1211244183.

The square root of 3814421121 is 61761.

It is a perfect power (a square), and thus also a powerful number.

3814421121 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1869611121 + 1944810000 = 43239^2 + 44100^2 .

It is not a de Polignac number, because 3814421121 - 2²¹ = 3812323969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3814421141) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 22048591 + ... + 22048763.

Almost surely, 2^3814421121 is an apocalyptic number.

3814421121 is the 61761-st square number.

3814421121 is the 30881-st centered octagonal number.

It is an amenable number.

3814421121 is a deficient number, since it is larger than the sum of its proper divisors (3033620040).

3814421121 is a wasteful number, since it uses less digits than its factorization.

3814421121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400 (or 200 counting only the distinct ones).

The product of its digits is 1536, while the sum is 27.

The cubic root of 3814421121 is about 1562.4622961441.

The spelling of 3814421121 in words is "three billion, eight hundred fourteen million, four hundred twenty-one thousand, one hundred twenty-one".