1325548787 has 2 divisors, whose sum is σ = 1325548788. Its totient is φ = 1325548786.

The previous prime is 1325548781. The next prime is 1325548793. The reversal of 1325548787 is 7878455231.

It is a balanced prime because it is at equal distance from previous prime (1325548781) and next prime (1325548793).

It is a cyclic number.

It is not a de Polignac number, because 1325548787 - 2¹⁰ = 1325547763 is a prime.

It is not a weakly prime, because it can be changed into another prime (1325548781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662774393 + 662774394.

It is an arithmetic number, because the mean of its divisors is an integer number (662774394).

Almost surely, 2^1325548787 is an apocalyptic number.

1325548787 is a deficient number, since it is larger than the sum of its proper divisors (1).

1325548787 is an equidigital number, since it uses as much as digits as its factorization.

1325548787 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1881600, while the sum is 50.

The square root of 1325548787 is about 36408.0868352074. The cubic root of 1325548787 is about 1098.4962336272.

The spelling of 1325548787 in words is "one billion, three hundred twenty-five million, five hundred forty-eight thousand, seven hundred eighty-seven".