1325945475107 has 24 divisors (see below), whose sum is σ = 1535016967680. Its totient is φ = 1141318609200.

The previous prime is 1325945475079. The next prime is 1325945475133. The reversal of 1325945475107 is 7015745495231.

It is a happy number.

It is not a de Polignac number, because 1325945475107 - 2²⁰ = 1325944426531 is a prime.

It is a super-2 number, since 2×1325945475107² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1325945475167) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3937382 + ... + 4260852.

It is an arithmetic number, because the mean of its divisors is an integer number (63959040320).

Almost surely, 2^{1325945475107} is an apocalyptic number.

1325945475107 is a deficient number, since it is larger than the sum of its proper divisors (209071492573).

1325945475107 is a wasteful number, since it uses less digits than its factorization.

1325945475107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325295 (or 325284 counting only the distinct ones).

The product of its (nonzero) digits is 5292000, while the sum is 53.

The spelling of 1325945475107 in words is "one trillion, three hundred twenty-five billion, nine hundred forty-five million, four hundred seventy-five thousand, one hundred seven".