5001061111 has 4 divisors (see below), whose sum is σ = 5012350632. Its totient is φ = 4989771592.

The previous prime is 5001061099. The next prime is 5001061127. The reversal of 5001061111 is 1111601005.

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 5001061111 - 2¹³ = 5001052919 is a prime.

It is a super-2 number, since 2×5001061111² = 50021224471913108642, 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 (5001061711) 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, 5644096 + ... + 5644981.

It is an arithmetic number, because the mean of its divisors is an integer number (1253087658).

Almost surely, 2^5001061111 is an apocalyptic number.

5001061111 is a deficient number, since it is larger than the sum of its proper divisors (11289521).

5001061111 is a wasteful number, since it uses less digits than its factorization.

5001061111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11289520.

The product of its (nonzero) digits is 30, while the sum is 16.

The square root of 5001061111 is about 70718.1809084481. The cubic root of 5001061111 is about 1710.0969030730.

Adding to 5001061111 its reverse (1111601005), we get a palindrome (6112662116).

The spelling of 5001061111 in words is "five billion, one million, sixty-one thousand, one hundred eleven".