120678283697 has 4 divisors (see below), whose sum is σ = 122955232500. Its totient is φ = 118401334896.

The previous prime is 120678283667. The next prime is 120678283699. The reversal of 120678283697 is 796382876021.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 77230633216 + 43447650481 = 277904^2 + 208441^2 .

It is a cyclic number.

It is not a de Polignac number, because 120678283697 - 2¹⁸ = 120678021553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120678283699) 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, 1138474322 + ... + 1138474427.

It is an arithmetic number, because the mean of its divisors is an integer number (30738808125).

Almost surely, 2^120678283697 is an apocalyptic number.

It is an amenable number.

120678283697 is a deficient number, since it is larger than the sum of its proper divisors (2276948803).

120678283697 is an equidigital number, since it uses as much as digits as its factorization.

120678283697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2276948802.

The product of its (nonzero) digits is 12192768, while the sum is 59.

The spelling of 120678283697 in words is "one hundred twenty billion, six hundred seventy-eight million, two hundred eighty-three thousand, six hundred ninety-seven".