1520860014 has 12 divisors (see below), whose sum is σ = 3295196736. Its totient is φ = 506953332.

The previous prime is 1520859983. The next prime is 1520860037. The reversal of 1520860014 is 4100680251.

1520860014 is a `hidden beast` number, since 1 + 52 + 0 + 8 + 600 + 1 + 4 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1520860014.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 42246094 + ... + 42246129.

It is an arithmetic number, because the mean of its divisors is an integer number (274599728).

Almost surely, 2^1520860014 is an apocalyptic number.

1520860014 is an abundant number, since it is smaller than the sum of its proper divisors (1774336722).

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

1520860014 is a wasteful number, since it uses less digits than its factorization.

1520860014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84492231 (or 84492228 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 1520860014 is about 38998.2052663966. The cubic root of 1520860014 is about 1149.9962227979.

The spelling of 1520860014 in words is "one billion, five hundred twenty million, eight hundred sixty thousand, fourteen".