1352425145 has 4 divisors (see below), whose sum is σ = 1622910180. Its totient is φ = 1081940112.

The previous prime is 1352425117. The next prime is 1352425153. The reversal of 1352425145 is 5415242531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 900480064 + 451945081 = 30008^2 + 21259^2 .

It is a cyclic number.

It is not a de Polignac number, because 1352425145 - 2¹⁰ = 1352424121 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135242510 + ... + 135242519.

It is an arithmetic number, because the mean of its divisors is an integer number (405727545).

Almost surely, 2^1352425145 is an apocalyptic number.

It is an amenable number.

1352425145 is a deficient number, since it is larger than the sum of its proper divisors (270485035).

1352425145 is an equidigital number, since it uses as much as digits as its factorization.

1352425145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270485034.

The product of its digits is 24000, while the sum is 32.

The square root of 1352425145 is about 36775.3333771429. Note that the first 4 decimals coincide. The cubic root of 1352425145 is about 1105.8708544829.

Adding to 1352425145 its reverse (5415242531), we get a palindrome (6767667676).

The spelling of 1352425145 in words is "one billion, three hundred fifty-two million, four hundred twenty-five thousand, one hundred forty-five".