120753747215 has 4 divisors (see below), whose sum is σ = 144904496664. Its totient is φ = 96602997768.

The previous prime is 120753747211. The next prime is 120753747269. The reversal of 120753747215 is 512747357021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 512747357021 = 367 ⋅1397131763.

It is a cyclic number.

It is not a de Polignac number, because 120753747215 - 2² = 120753747211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120753747211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12075374717 + ... + 12075374726.

It is an arithmetic number, because the mean of its divisors is an integer number (36226124166).

Almost surely, 2^120753747215 is an apocalyptic number.

120753747215 is a deficient number, since it is larger than the sum of its proper divisors (24150749449).

120753747215 is an equidigital number, since it uses as much as digits as its factorization.

120753747215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24150749448.

The product of its (nonzero) digits is 411600, while the sum is 44.

The spelling of 120753747215 in words is "one hundred twenty billion, seven hundred fifty-three million, seven hundred forty-seven thousand, two hundred fifteen".