245302254143 has 4 divisors (see below), whose sum is σ = 245562937608. Its totient is φ = 245041570680.

The previous prime is 245302254139. The next prime is 245302254203. The reversal of 245302254143 is 341452203542.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 341452203542 = 2 ⋅170726101771.

It is a cyclic number.

It is not a de Polignac number, because 245302254143 - 2² = 245302254139 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 (245302254343) 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, 130340321 + ... + 130342202.

It is an arithmetic number, because the mean of its divisors is an integer number (61390734402).

Almost surely, 2^245302254143 is an apocalyptic number.

245302254143 is a deficient number, since it is larger than the sum of its proper divisors (260683465).

245302254143 is an equidigital number, since it uses as much as digits as its factorization.

245302254143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260683464.

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 245302254143 its reverse (341452203542), we get a palindrome (586754457685).

The spelling of 245302254143 in words is "two hundred forty-five billion, three hundred two million, two hundred fifty-four thousand, one hundred forty-three".