116615403 has 8 divisors (see below), whose sum is σ = 172763600. Its totient is φ = 77743584.

The previous prime is 116615399. The next prime is 116615417. The reversal of 116615403 is 304516611.

116615403 is a `hidden beast` number, since 1 + 1 + 6 + 615 + 40 + 3 = 666.

It is not a de Polignac number, because 116615403 - 2² = 116615399 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 4319089 = 116615403 / (1 + 1 + 6 + 6 + 1 + 5 + 4 + 0 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116615203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2159518 + ... + 2159571.

It is an arithmetic number, because the mean of its divisors is an integer number (21595450).

Almost surely, 2^116615403 is an apocalyptic number.

116615403 is a deficient number, since it is larger than the sum of its proper divisors (56148197).

116615403 is an equidigital number, since it uses as much as digits as its factorization.

116615403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4319098 (or 4319092 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 116615403 is about 10798.8611899589. The cubic root of 116615403 is about 488.5608236497.

The spelling of 116615403 in words is "one hundred sixteen million, six hundred fifteen thousand, four hundred three".