99419963 has 4 divisors (see below), whose sum is σ = 99450528. Its totient is φ = 99389400.

The previous prime is 99419953. The next prime is 99419977. The reversal of 99419963 is 36991499.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36991499 = 19 ⋅1946921.

It is a cyclic number.

It is not a de Polignac number, because 99419963 - 2⁸ = 99419707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99419953) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9731 + ... + 17132.

It is an arithmetic number, because the mean of its divisors is an integer number (24862632).

Almost surely, 2^99419963 is an apocalyptic number.

99419963 is a deficient number, since it is larger than the sum of its proper divisors (30565).

99419963 is a wasteful number, since it uses less digits than its factorization.

99419963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30564.

The product of its digits is 472392, while the sum is 50.

The square root of 99419963 is about 9970.9559722225. The cubic root of 99419963 is about 463.2597115166.

The spelling of 99419963 in words is "ninety-nine million, four hundred nineteen thousand, nine hundred sixty-three".