1320245462863 has 2 divisors, whose sum is σ = 1320245462864. Its totient is φ = 1320245462862.

The previous prime is 1320245462857. The next prime is 1320245462873. The reversal of 1320245462863 is 3682645420231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1320245462863 - 2²¹ = 1320243365711 is a prime.

It is a super-2 number, since 2×1320245462863² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1320245462843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660122731431 + 660122731432.

It is an arithmetic number, because the mean of its divisors is an integer number (660122731432).

Almost surely, 2^{1320245462863} is an apocalyptic number.

1320245462863 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320245462863 is an equidigital number, since it uses as much as digits as its factorization.

1320245462863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1658880, while the sum is 46.

The spelling of 1320245462863 in words is "one trillion, three hundred twenty billion, two hundred forty-five million, four hundred sixty-two thousand, eight hundred sixty-three".