120479256563 has 2 divisors, whose sum is σ = 120479256564. Its totient is φ = 120479256562.

The previous prime is 120479256559. The next prime is 120479256587. The reversal of 120479256563 is 365652974021.

It is a weak prime.

It is an emirp because it is prime and its reverse (365652974021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120479256563 - 2² = 120479256559 is a prime.

It is not a weakly prime, because it can be changed into another prime (120479256503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60239628281 + 60239628282.

It is an arithmetic number, because the mean of its divisors is an integer number (60239628282).

Almost surely, 2^120479256563 is an apocalyptic number.

120479256563 is a deficient number, since it is larger than the sum of its proper divisors (1).

120479256563 is an equidigital number, since it uses as much as digits as its factorization.

120479256563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2721600, while the sum is 50.

The spelling of 120479256563 in words is "one hundred twenty billion, four hundred seventy-nine million, two hundred fifty-six thousand, five hundred sixty-three".