1325351145 has 16 divisors (see below), whose sum is σ = 2123795520. Its totient is φ = 705776064.

The previous prime is 1325351143. The next prime is 1325351171. The reversal of 1325351145 is 5411535231.

It is not a de Polignac number, because 1325351145 - 2¹ = 1325351143 is a prime.

It is a super-2 number, since 2×1325351145² = 3513111315105622050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1325351143) 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, 57154 + ... + 76923.

It is an arithmetic number, because the mean of its divisors is an integer number (132737220).

Almost surely, 2^1325351145 is an apocalyptic number.

1325351145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1325351145 is a deficient number, since it is larger than the sum of its proper divisors (798444375).

1325351145 is a wasteful number, since it uses less digits than its factorization.

1325351145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134744.

The product of its digits is 9000, while the sum is 30.

The square root of 1325351145 is about 36405.3724744027. The cubic root of 1325351145 is about 1098.4416349115.

Adding to 1325351145 its reverse (5411535231), we get a palindrome (6736886376).

The spelling of 1325351145 in words is "one billion, three hundred twenty-five million, three hundred fifty-one thousand, one hundred forty-five".