1325878495727 has 2 divisors, whose sum is σ = 1325878495728. Its totient is φ = 1325878495726.

The previous prime is 1325878495609. The next prime is 1325878495771. The reversal of 1325878495727 is 7275948785231.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1325878495727 - 2²⁰ = 1325877447151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1325878492727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662939247863 + 662939247864.

It is an arithmetic number, because the mean of its divisors is an integer number (662939247864).

Almost surely, 2^{1325878495727} is an apocalyptic number.

1325878495727 is a deficient number, since it is larger than the sum of its proper divisors (1).

1325878495727 is an equidigital number, since it uses as much as digits as its factorization.

1325878495727 is an evil number, because the sum of its binary digits is even.

The product of its digits is 237081600, while the sum is 68.

The spelling of 1325878495727 in words is "one trillion, three hundred twenty-five billion, eight hundred seventy-eight million, four hundred ninety-five thousand, seven hundred twenty-seven".