245011 has 8 divisors (see below), whose sum is σ = 270144. Its totient is φ = 220800.

The previous prime is 244997. The next prime is 245023. The reversal of 245011 is 110542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 245011 - 2¹⁵ = 212243 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

245011 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 244982 and 245000.

It is not an unprimeable number, because it can be changed into a prime (245071) 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 7 ways as a sum of consecutive naturals, for example, 411 + ... + 811.

It is an arithmetic number, because the mean of its divisors is an integer number (33768).

2²⁴⁵⁰¹¹ is an apocalyptic number.

245011 is a deficient number, since it is larger than the sum of its proper divisors (25133).

245011 is a wasteful number, since it uses less digits than its factorization.

245011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 245011 is about 494.9858583839. The cubic root of 245011 is about 62.5741839131.

Adding to 245011 its reverse (110542), we get a palindrome (355553).

The spelling of 245011 in words is "two hundred forty-five thousand, eleven".