1325669043 has 8 divisors (see below), whose sum is σ = 1767884800. Its totient is φ = 883616328.

The previous prime is 1325669021. The next prime is 1325669047. The reversal of 1325669043 is 3409665231.

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

It is not a de Polignac number, because 1325669043 - 2⁸ = 1325668787 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1325668992 and 1325669010.

It is not an unprimeable number, because it can be changed into a prime (1325669047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20323 + ... + 55356.

It is an arithmetic number, because the mean of its divisors is an integer number (220985600).

Almost surely, 2^1325669043 is an apocalyptic number.

1325669043 is a deficient number, since it is larger than the sum of its proper divisors (442215757).

1325669043 is an equidigital number, since it uses as much as digits as its factorization.

1325669043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81521.

The product of its (nonzero) digits is 116640, while the sum is 39.

The square root of 1325669043 is about 36409.7382989771. The cubic root of 1325669043 is about 1098.5294517603.

The spelling of 1325669043 in words is "one billion, three hundred twenty-five million, six hundred sixty-nine thousand, forty-three".