1325549131 has 8 divisors (see below), whose sum is σ = 1358038080. Its totient is φ = 1293238848.

The previous prime is 1325549129. The next prime is 1325549207. The reversal of 1325549131 is 1319455231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1325549131 - 2¹ = 1325549129 is a prime.

It is a super-2 number, since 2×1325549131² = 3514160997389710322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1325549101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29586 + ... + 59383.

It is an arithmetic number, because the mean of its divisors is an integer number (169754760).

Almost surely, 2^1325549131 is an apocalyptic number.

1325549131 is a deficient number, since it is larger than the sum of its proper divisors (32488949).

1325549131 is an equidigital number, since it uses as much as digits as its factorization.

1325549131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89333.

The product of its digits is 16200, while the sum is 34.

The square root of 1325549131 is about 36408.0915594322. The cubic root of 1325549131 is about 1098.4963286526.

The spelling of 1325549131 in words is "one billion, three hundred twenty-five million, five hundred forty-nine thousand, one hundred thirty-one".