99963103 has 4 divisors (see below), whose sum is σ = 100304568. Its totient is φ = 99621640.

The previous prime is 99963067. The next prime is 99963107. The reversal of 99963103 is 30136999.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30136999 = 79 ⋅381481.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99963103 is a prime.

It is a super-2 number, since 2×99963103² = 19985243922777218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99963107) 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, 170293 + ... + 170878.

It is an arithmetic number, because the mean of its divisors is an integer number (25076142).

Almost surely, 2^99963103 is an apocalyptic number.

99963103 is a deficient number, since it is larger than the sum of its proper divisors (341465).

99963103 is a wasteful number, since it uses less digits than its factorization.

99963103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341464.

The product of its (nonzero) digits is 39366, while the sum is 40.

The square root of 99963103 is about 9998.1549797950. The cubic root of 99963103 is about 464.1017894377.

The spelling of 99963103 in words is "ninety-nine million, nine hundred sixty-three thousand, one hundred three".