4151445125 has 16 divisors (see below), whose sum is σ = 5192411952. Its totient is φ = 3313843200.

The previous prime is 4151445121. The next prime is 4151445127. The reversal of 4151445125 is 5215441514.

It is a happy number.

4151445125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 692005636 + 3459439489 = 26306^2 + 58817^2 .

It is not a de Polignac number, because 4151445125 - 2² = 4151445121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4151445091 and 4151445100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4151445121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20789 + ... + 93461.

It is an arithmetic number, because the mean of its divisors is an integer number (324525747).

Almost surely, 2^4151445125 is an apocalyptic number.

It is an amenable number.

4151445125 is a deficient number, since it is larger than the sum of its proper divisors (1040966827).

4151445125 is an equidigital number, since it uses as much as digits as its factorization.

4151445125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73145 (or 73135 counting only the distinct ones).

The product of its digits is 16000, while the sum is 32.

The square root of 4151445125 is about 64431.7090026332. The cubic root of 4151445125 is about 1607.1870851085.

Adding to 4151445125 its reverse (5215441514), we get a palindrome (9366886639).

The spelling of 4151445125 in words is "four billion, one hundred fifty-one million, four hundred forty-five thousand, one hundred twenty-five".