4145130 has 96 divisors (see below), whose sum is σ = 12130560. Its totient is φ = 973440.

The previous prime is 4145117. The next prime is 4145171. The reversal of 4145130 is 315414.

Added to its reverse (315414) it gives a square (4460544 = 2112²).

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 52431 + ... + 52509.

It is an arithmetic number, because the mean of its divisors is an integer number (126360).

Almost surely, 2^4145130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4145130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6065280).

4145130 is an abundant number, since it is smaller than the sum of its proper divisors (7985430).

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

4145130 is a wasteful number, since it uses less digits than its factorization.

4145130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156 (or 153 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 4145130 is about 2035.9592333836. The cubic root of 4145130 is about 160.6371727415.

Adding to 4145130 its reverse (315414), we get a square (4460544 = 2112²).

The spelling of 4145130 in words is "four million, one hundred forty-five thousand, one hundred thirty".