4120621043 has 12 divisors (see below), whose sum is σ = 5229137592. Its totient is φ = 3210873120.

The previous prime is 4120621019. The next prime is 4120621093. The reversal of 4120621043 is 3401260214.

It is not a de Polignac number, because 4120621043 - 2⁶ = 4120620979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4120621003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3821930 + ... + 3823007.

It is an arithmetic number, because the mean of its divisors is an integer number (435761466).

Almost surely, 2^4120621043 is an apocalyptic number.

4120621043 is a deficient number, since it is larger than the sum of its proper divisors (1108516549).

4120621043 is a wasteful number, since it uses less digits than its factorization.

4120621043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7644962 (or 7644955 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 4120621043 is about 64192.0637072839. The cubic root of 4120621043 is about 1603.1994628578.

Adding to 4120621043 its reverse (3401260214), we get a palindrome (7521881257).

The spelling of 4120621043 in words is "four billion, one hundred twenty million, six hundred twenty-one thousand, forty-three".