120600603455523 has 4 divisors (see below), whose sum is σ = 160800804607368. Its totient is φ = 80400402303680.

The previous prime is 120600603455483. The next prime is 120600603455539. The reversal of 120600603455523 is 325554306006021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120600603455523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120600603455023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20100100575918 + ... + 20100100575923.

It is an arithmetic number, because the mean of its divisors is an integer number (40200201151842).

Almost surely, 2^{120600603455523} is an apocalyptic number.

120600603455523 is a deficient number, since it is larger than the sum of its proper divisors (40200201151845).

120600603455523 is an equidigital number, since it uses as much as digits as its factorization.

120600603455523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40200201151844.

The product of its (nonzero) digits is 648000, while the sum is 42.

The spelling of 120600603455523 in words is "one hundred twenty trillion, six hundred billion, six hundred three million, four hundred fifty-five thousand, five hundred twenty-three".