1521052116 has 24 divisors (see below), whose sum is σ = 3555123264. Its totient is φ = 506160000.

The previous prime is 1521052109. The next prime is 1521052133. The reversal of 1521052116 is 6112501251.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99760 + ... + 113991.

It is an arithmetic number, because the mean of its divisors is an integer number (148130136).

Almost surely, 2^1521052116 is an apocalyptic number.

It is an amenable number.

1521052116 is an abundant number, since it is smaller than the sum of its proper divisors (2034071148).

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

1521052116 is a wasteful number, since it uses less digits than its factorization.

1521052116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214351 (or 214349 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 24.

The square root of 1521052116 is about 39000.6681481228. The cubic root of 1521052116 is about 1150.0446399811.

Adding to 1521052116 its reverse (6112501251), we get a palindrome (7633553367).

The spelling of 1521052116 in words is "one billion, five hundred twenty-one million, fifty-two thousand, one hundred sixteen".