120637434241 has 3 divisors (see below), whose sum is σ = 120637781571. Its totient is φ = 120637086912.

The previous prime is 120637434133. The next prime is 120637434259. The reversal of 120637434241 is 142434736021.

The square root of 120637434241 is 347329.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 142434736021 = 118903 ⋅1197907.

It can be written as a sum of positive squares in only one way, i.e., 101460723841 + 19176710400 = 318529^2 + 138480^2 .

It is not a de Polignac number, because 120637434241 - 2⁹ = 120637433729 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120637434241.

It is not an unprimeable number, because it can be changed into a prime (120637434041) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 173665 + ... + 520993.

It is an arithmetic number, because the mean of its divisors is an integer number (40212593857).

Almost surely, 2^120637434241 is an apocalyptic number.

120637434241 is the 347329-th square number.

120637434241 is the 173665-th centered octagonal number.

It is an amenable number.

120637434241 is a deficient number, since it is larger than the sum of its proper divisors (347330).

120637434241 is an frugal number, since it uses more digits than its factorization.

120637434241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694658 (or 347329 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 37.

The spelling of 120637434241 in words is "one hundred twenty billion, six hundred thirty-seven million, four hundred thirty-four thousand, two hundred forty-one".