120610945729 has 4 divisors (see below), whose sum is σ = 121022587476. Its totient is φ = 120199303984.

The previous prime is 120610945727. The next prime is 120610945769. The reversal of 120610945729 is 927549016021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 927549016021 = 18553 ⋅49994557.

It can be written as a sum of positive squares in 2 ways, for example, as 99113521329 + 21497424400 = 314823^2 + 146620^2 .

It is a cyclic number.

It is not a de Polignac number, because 120610945729 - 2¹ = 120610945727 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120610945727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205820434 + ... + 205821019.

It is an arithmetic number, because the mean of its divisors is an integer number (30255646869).

Almost surely, 2^120610945729 is an apocalyptic number.

It is an amenable number.

120610945729 is a deficient number, since it is larger than the sum of its proper divisors (411641747).

120610945729 is an equidigital number, since it uses as much as digits as its factorization.

120610945729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411641746.

The product of its (nonzero) digits is 272160, while the sum is 46.

The spelling of 120610945729 in words is "one hundred twenty billion, six hundred ten million, nine hundred forty-five thousand, seven hundred twenty-nine".