99941911 has 4 divisors (see below), whose sum is σ = 100671552. Its totient is φ = 99212272.

The previous prime is 99941909. The next prime is 99941939. The reversal of 99941911 is 11914999.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 99941911 - 2¹ = 99941909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99941951) 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, 364615 + ... + 364888.

It is an arithmetic number, because the mean of its divisors is an integer number (25167888).

Almost surely, 2^99941911 is an apocalyptic number.

99941911 is a deficient number, since it is larger than the sum of its proper divisors (729641).

99941911 is a wasteful number, since it uses less digits than its factorization.

99941911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 729640.

The product of its digits is 26244, while the sum is 43.

The square root of 99941911 is about 9997.0951280860. The cubic root of 99941911 is about 464.0689908686.

The spelling of 99941911 in words is "ninety-nine million, nine hundred forty-one thousand, nine hundred eleven".