245034120043 has 4 divisors (see below), whose sum is σ = 252938446528. Its totient is φ = 237129793560.

The previous prime is 245034120041. The next prime is 245034120049. The reversal of 245034120043 is 340021430542.

It is a happy number.

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 245034120043 - 2¹ = 245034120041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 245034119993 and 245034120020.

It is not an unprimeable number, because it can be changed into a prime (245034120041) 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, 3952163196 + ... + 3952163257.

It is an arithmetic number, because the mean of its divisors is an integer number (63234611632).

Almost surely, 2^245034120043 is an apocalyptic number.

245034120043 is a deficient number, since it is larger than the sum of its proper divisors (7904326485).

245034120043 is an equidigital number, since it uses as much as digits as its factorization.

245034120043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7904326484.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 245034120043 its reverse (340021430542), we get a palindrome (585055550585).

The spelling of 245034120043 in words is "two hundred forty-five billion, thirty-four million, one hundred twenty thousand, forty-three".