1320024025087 has 2 divisors, whose sum is σ = 1320024025088. Its totient is φ = 1320024025086.

The previous prime is 1320024025079. The next prime is 1320024025109. The reversal of 1320024025087 is 7805204200231.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1320024025087 - 2³ = 1320024025079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1320024025057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660012012543 + 660012012544.

It is an arithmetic number, because the mean of its divisors is an integer number (660012012544).

Almost surely, 2^{1320024025087} is an apocalyptic number.

1320024025087 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320024025087 is an equidigital number, since it uses as much as digits as its factorization.

1320024025087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 34.

The spelling of 1320024025087 in words is "one trillion, three hundred twenty billion, twenty-four million, twenty-five thousand, eighty-seven".