4115420145 has 12 divisors (see below), whose sum is σ = 7133394996. Its totient is φ = 2194890720.

The previous prime is 4115420137. The next prime is 4115420147. The reversal of 4115420145 is 5410245114.

4115420145 is a `hidden beast` number, since 411 + 5 + 4 + 201 + 45 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1658036961 + 2457383184 = 40719^2 + 49572^2 .

It is not a de Polignac number, because 4115420145 - 2³ = 4115420137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4115420147) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45726846 + ... + 45726935.

It is an arithmetic number, because the mean of its divisors is an integer number (594449583).

Almost surely, 2^4115420145 is an apocalyptic number.

4115420145 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4115420145 is a deficient number, since it is larger than the sum of its proper divisors (3017974851).

4115420145 is a wasteful number, since it uses less digits than its factorization.

4115420145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91453792 (or 91453789 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 4115420145 is about 64151.5404725405. The cubic root of 4115420145 is about 1602.5246788661.

Adding to 4115420145 its reverse (5410245114), we get a palindrome (9525665259).

The spelling of 4115420145 in words is "four billion, one hundred fifteen million, four hundred twenty thousand, one hundred forty-five".