1187668116 has 48 divisors (see below), whose sum is σ = 3085548480. Its totient is φ = 395065440.

The previous prime is 1187668103. The next prime is 1187668219. The reversal of 1187668116 is 6118667811.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41830 + ... + 64226.

It is an arithmetic number, because the mean of its divisors is an integer number (64282260).

Almost surely, 2^1187668116 is an apocalyptic number.

It is an amenable number.

1187668116 is an abundant number, since it is smaller than the sum of its proper divisors (1897880364).

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

1187668116 is a wasteful number, since it uses less digits than its factorization.

1187668116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22901 (or 22893 counting only the distinct ones).

The product of its digits is 96768, while the sum is 45.

The square root of 1187668116 is about 34462.5610772038. The cubic root of 1187668116 is about 1059.0058663174.

The spelling of 1187668116 in words is "one billion, one hundred eighty-seven million, six hundred sixty-eight thousand, one hundred sixteen".