4120145420 has 24 divisors (see below), whose sum is σ = 8950662000. Its totient is φ = 1591228352.

The previous prime is 4120145417. The next prime is 4120145423. The reversal of 4120145420 is 245410214.

4120145420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4120145417) and next prime (4120145423).

It is not an unprimeable number, because it can be changed into a prime (4120145423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3551270 + ... + 3552429.

It is an arithmetic number, because the mean of its divisors is an integer number (372944250).

Almost surely, 2^4120145420 is an apocalyptic number.

It is an amenable number.

4120145420 is an abundant number, since it is smaller than the sum of its proper divisors (4830516580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4120145420 is a wasteful number, since it uses less digits than its factorization.

4120145420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7103737 (or 7103735 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 4120145420 is about 64188.3589134354. The cubic root of 4120145420 is about 1603.1377773441.

Adding to 4120145420 its reverse (245410214), we get a palindrome (4365555634).

The spelling of 4120145420 in words is "four billion, one hundred twenty million, one hundred forty-five thousand, four hundred twenty".