1325511445345 has 8 divisors (see below), whose sum is σ = 1591276780800. Its totient is φ = 1059967125360.

The previous prime is 1325511445333. The next prime is 1325511445387. The reversal of 1325511445345 is 5435441155231.

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

It is not a de Polignac number, because 1325511445345 - 2¹¹ = 1325511443297 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55240671 + ... + 55264660.

It is an arithmetic number, because the mean of its divisors is an integer number (198909597600).

Almost surely, 2^{1325511445345} is an apocalyptic number.

It is an amenable number.

1325511445345 is a deficient number, since it is larger than the sum of its proper divisors (265765335455).

1325511445345 is a wasteful number, since it uses less digits than its factorization.

1325511445345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110507735.

The product of its digits is 720000, while the sum is 43.

The spelling of 1325511445345 in words is "one trillion, three hundred twenty-five billion, five hundred eleven million, four hundred forty-five thousand, three hundred forty-five".