245151 has 6 divisors (see below), whose sum is σ = 354120. Its totient is φ = 163428.

The previous prime is 245149. The next prime is 245171. The reversal of 245151 is 151542.

245151 is nontrivially palindromic in base 8.

It is not a de Polignac number, because 245151 - 2¹ = 245149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245131) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13611 + ... + 13628.

It is an arithmetic number, because the mean of its divisors is an integer number (59020).

2²⁴⁵¹⁵¹ is an apocalyptic number.

245151 is a deficient number, since it is larger than the sum of its proper divisors (108969).

245151 is a wasteful number, since it uses less digits than its factorization.

245151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27245 (or 27242 counting only the distinct ones).

The product of its digits is 200, while the sum is 18.

The square root of 245151 is about 495.1272563695. The cubic root of 245151 is about 62.5861000008.

Adding to 245151 its reverse (151542), we get a palindrome (396693).

The spelling of 245151 in words is "two hundred forty-five thousand, one hundred fifty-one".