1325895434 has 4 divisors (see below), whose sum is σ = 1988843154. Its totient is φ = 662947716.

The previous prime is 1325895419. The next prime is 1325895437. The reversal of 1325895434 is 4345985231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4345985231 = 7 ⋅620855033.

It can be written as a sum of positive squares in only one way, i.e., 1187009209 + 138886225 = 34453^2 + 11785^2 .

It is not an unprimeable number, because it can be changed into a prime (1325895437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331473857 + ... + 331473860.

Almost surely, 2^1325895434 is an apocalyptic number.

1325895434 is a deficient number, since it is larger than the sum of its proper divisors (662947720).

1325895434 is an equidigital number, since it uses as much as digits as its factorization.

1325895434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662947719.

The product of its digits is 518400, while the sum is 44.

The square root of 1325895434 is about 36412.8471009890. The cubic root of 1325895434 is about 1098.5919819539.

The spelling of 1325895434 in words is "one billion, three hundred twenty-five million, eight hundred ninety-five thousand, four hundred thirty-four".