116661232403 has 4 divisors (see below), whose sum is σ = 116675806680. Its totient is φ = 116646658128.

The previous prime is 116661232367. The next prime is 116661232421. The reversal of 116661232403 is 304232166611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 304232166611 = 1283 ⋅237125617.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116661232403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116661232483) 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 3 ways as a sum of consecutive naturals, for example, 7275125 + ... + 7291142.

It is an arithmetic number, because the mean of its divisors is an integer number (29168951670).

Almost surely, 2^116661232403 is an apocalyptic number.

116661232403 is a deficient number, since it is larger than the sum of its proper divisors (14574277).

116661232403 is an equidigital number, since it uses as much as digits as its factorization.

116661232403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14574276.

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 116661232403 in words is "one hundred sixteen billion, six hundred sixty-one million, two hundred thirty-two thousand, four hundred three".