4021120413 has 6 divisors (see below), whose sum is σ = 5808285054. Its totient is φ = 2680746936.

The previous prime is 4021120399. The next prime is 4021120457. The reversal of 4021120413 is 3140211204.

4021120413 is a `hidden beast` number, since 40 + 211 + 2 + 0 + 413 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3974293764 + 46826649 = 63042^2 + 6843^2 .

It is not a de Polignac number, because 4021120413 - 2⁶ = 4021120349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021120913) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 223395570 + ... + 223395587.

It is an arithmetic number, because the mean of its divisors is an integer number (968047509).

Almost surely, 2^4021120413 is an apocalyptic number.

It is an amenable number.

4021120413 is a deficient number, since it is larger than the sum of its proper divisors (1787164641).

4021120413 is a wasteful number, since it uses less digits than its factorization.

4021120413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446791163 (or 446791160 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 4021120413 is about 63412.3049021245. The cubic root of 4021120413 is about 1590.1900295008.

Adding to 4021120413 its reverse (3140211204), we get a palindrome (7161331617).

The spelling of 4021120413 in words is "four billion, twenty-one million, one hundred twenty thousand, four hundred thirteen".