5011898111 has 4 divisors (see below), whose sum is σ = 5467525224. Its totient is φ = 4556271000.

The previous prime is 5011898077. The next prime is 5011898113. The reversal of 5011898111 is 1118981105.

It is a happy number.

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 5011898111 - 2²² = 5007703807 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 (5011898113) 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, 227813540 + ... + 227813561.

It is an arithmetic number, because the mean of its divisors is an integer number (1366881306).

Almost surely, 2^5011898111 is an apocalyptic number.

5011898111 is a deficient number, since it is larger than the sum of its proper divisors (455627113).

5011898111 is a wasteful number, since it uses less digits than its factorization.

5011898111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455627112.

The product of its (nonzero) digits is 2880, while the sum is 35.

The square root of 5011898111 is about 70794.7604770297. The cubic root of 5011898111 is about 1711.3312377923.

The spelling of 5011898111 in words is "five billion, eleven million, eight hundred ninety-eight thousand, one hundred eleven".