3425305145 has 4 divisors (see below), whose sum is σ = 4110366180. Its totient is φ = 2740244112.

The previous prime is 3425305141. The next prime is 3425305181. The reversal of 3425305145 is 5415035243.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5415035243 = 24799 ⋅218357.

It can be written as a sum of positive squares in 2 ways, for example, as 1128691216 + 2296613929 = 33596^2 + 47923^2 .

It is a cyclic number.

It is not a de Polignac number, because 3425305145 - 2² = 3425305141 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3425305141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342530510 + ... + 342530519.

It is an arithmetic number, because the mean of its divisors is an integer number (1027591545).

Almost surely, 2^3425305145 is an apocalyptic number.

It is an amenable number.

3425305145 is a deficient number, since it is larger than the sum of its proper divisors (685061035).

3425305145 is an equidigital number, since it uses as much as digits as its factorization.

3425305145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685061034.

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 3425305145 is about 58526.1065252080. The cubic root of 3425305145 is about 1507.4158900366.

The spelling of 3425305145 in words is "three billion, four hundred twenty-five million, three hundred five thousand, one hundred forty-five".