2116351403 has 16 divisors (see below), whose sum is σ = 2267905536. Its totient is φ = 1967898240.

The previous prime is 2116351399. The next prime is 2116351411. The reversal of 2116351403 is 3041536112.

It is not a de Polignac number, because 2116351403 - 2² = 2116351399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2116351483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 914618 + ... + 916928.

It is an arithmetic number, because the mean of its divisors is an integer number (141744096).

Almost surely, 2^2116351403 is an apocalyptic number.

2116351403 is a deficient number, since it is larger than the sum of its proper divisors (151554133).

2116351403 is a wasteful number, since it uses less digits than its factorization.

2116351403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2954.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 2116351403 is about 46003.8194392596. The cubic root of 2116351403 is about 1283.8942686122.

Adding to 2116351403 its reverse (3041536112), we get a palindrome (5157887515).

The spelling of 2116351403 in words is "two billion, one hundred sixteen million, three hundred fifty-one thousand, four hundred three".