245110133 has 4 divisors (see below), whose sum is σ = 247537068. Its totient is φ = 242683200.

The previous prime is 245110121. The next prime is 245110141. The reversal of 245110133 is 331011542.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 134397649 + 110712484 = 11593^2 + 10522^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245110133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245110433) 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, 1213316 + ... + 1213517.

It is an arithmetic number, because the mean of its divisors is an integer number (61884267).

Almost surely, 2^245110133 is an apocalyptic number.

It is an amenable number.

245110133 is a deficient number, since it is larger than the sum of its proper divisors (2426935).

245110133 is a wasteful number, since it uses less digits than its factorization.

245110133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2426934.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 245110133 is about 15655.9935168612. The cubic root of 245110133 is about 625.8262207868.

Adding to 245110133 its reverse (331011542), we get a palindrome (576121675).

The spelling of 245110133 in words is "two hundred forty-five million, one hundred ten thousand, one hundred thirty-three".