60999 has 4 divisors (see below), whose sum is σ = 81336. Its totient is φ = 40664.

The previous prime is 60961. The next prime is 61001. The reversal of 60999 is 99906.

60999 is nontrivially palindromic in base 11.

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 60999 - 2¹³ = 52807 is a prime.

It is a D-number.

60999 is a modest number, since divided by 999 gives 60 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60919) 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, 10164 + ... + 10169.

It is an arithmetic number, because the mean of its divisors is an integer number (20334).

2⁶⁰⁹⁹⁹ is an apocalyptic number.

60999 is a deficient number, since it is larger than the sum of its proper divisors (20337).

60999 is a wasteful number, since it uses less digits than its factorization.

60999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20336.

The product of its (nonzero) digits is 4374, while the sum is 33.

The square root of 60999 is about 246.9797562554. The cubic root of 60999 is about 39.3647567207.

The spelling of 60999 in words is "sixty thousand, nine hundred ninety-nine".