116305515 has 24 divisors (see below), whose sum is σ = 208550160. Its totient is φ = 59889984.

The previous prime is 116305489. The next prime is 116305523. The reversal of 116305515 is 515503611.

116305515 is a `hidden beast` number, since 11 + 630 + 5 + 5 + 15 = 666.

It is not a de Polignac number, because 116305515 - 2⁹ = 116305003 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43257 + ... + 45866.

It is an arithmetic number, because the mean of its divisors is an integer number (8689590).

Almost surely, 2^116305515 is an apocalyptic number.

116305515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

116305515 is a deficient number, since it is larger than the sum of its proper divisors (92244645).

116305515 is a wasteful number, since it uses less digits than its factorization.

116305515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89163 (or 89160 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 27.

The square root of 116305515 is about 10784.5034656214. The cubic root of 116305515 is about 488.1276806348.

The spelling of 116305515 in words is "one hundred sixteen million, three hundred five thousand, five hundred fifteen".