60111 has 6 divisors (see below), whose sum is σ = 86840. Its totient is φ = 40068.

The previous prime is 60107. The next prime is 60127. The reversal of 60111 is 11106.

60111 = 3² + 4² + ... + 56².

It is not a de Polignac number, because 60111 - 2² = 60107 is a prime.

It is a super-2 number, since 2×60111² = 7226664642, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 6679 = 60111 / (6 + 0 + 1 + 1 + 1).

It is a Duffinian number.

60111 is a modest number, since divided by 111 gives 60 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 60093 and 60102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3331 + ... + 3348.

2⁶⁰¹¹¹ is an apocalyptic number.

60111 is a deficient number, since it is larger than the sum of its proper divisors (26729).

60111 is a wasteful number, since it uses less digits than its factorization.

60111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6685 (or 6682 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 60111 is about 245.1754473841. The cubic root of 60111 is about 39.1728032234.

Adding to 60111 its reverse (11106), we get a palindrome (71217).

It can be divided in two parts, 60 and 111, that added together give a palindrome (171).

The spelling of 60111 in words is "sixty thousand, one hundred eleven".