120660534 has 12 divisors (see below), whose sum is σ = 261431196. Its totient is φ = 40220172.

The previous prime is 120660523. The next prime is 120660539. The reversal of 120660534 is 435066021.

120660534 is a `hidden beast` number, since 1 + 20 + 6 + 605 + 34 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 120660498 and 120660507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120660539) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3351664 + ... + 3351699.

It is an arithmetic number, because the mean of its divisors is an integer number (21785933).

Almost surely, 2^120660534 is an apocalyptic number.

120660534 is an abundant number, since it is smaller than the sum of its proper divisors (140770662).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120660534 is a wasteful number, since it uses less digits than its factorization.

120660534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6703371 (or 6703368 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 120660534 is about 10984.5588896414. The cubic root of 120660534 is about 494.1457688026.

The spelling of 120660534 in words is "one hundred twenty million, six hundred sixty thousand, five hundred thirty-four".