245023253512403 has 4 divisors (see below), whose sum is σ = 249646333767408. Its totient is φ = 240400173257400.

The previous prime is 245023253512391. The next prime is 245023253512489. The reversal of 245023253512403 is 304215352320542.

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 245023253512403 - 2²⁴ = 245023236735187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (245023253212403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2311540127423 + ... + 2311540127528.

It is an arithmetic number, because the mean of its divisors is an integer number (62411583441852).

Almost surely, 2^{245023253512403} is an apocalyptic number.

245023253512403 is a deficient number, since it is larger than the sum of its proper divisors (4623080255005).

245023253512403 is an equidigital number, since it uses as much as digits as its factorization.

245023253512403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4623080255004.

The product of its (nonzero) digits is 864000, while the sum is 41.

The spelling of 245023253512403 in words is "two hundred forty-five trillion, twenty-three billion, two hundred fifty-three million, five hundred twelve thousand, four hundred three".