455131526243 has 4 divisors (see below), whose sum is σ = 455136101160. Its totient is φ = 455126951328.

The previous prime is 455131526233. The next prime is 455131526249. The reversal of 455131526243 is 342625131554.

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 455131526243 - 2¹² = 455131522147 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 455131526243.

It is not an unprimeable number, because it can be changed into a prime (455131526249) 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, 2134838 + ... + 2338331.

It is an arithmetic number, because the mean of its divisors is an integer number (113784025290).

Almost surely, 2^455131526243 is an apocalyptic number.

455131526243 is a deficient number, since it is larger than the sum of its proper divisors (4574917).

455131526243 is a wasteful number, since it uses less digits than its factorization.

455131526243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4574916.

The product of its digits is 432000, while the sum is 41.

Adding to 455131526243 its reverse (342625131554), we get a palindrome (797756657797).

The spelling of 455131526243 in words is "four hundred fifty-five billion, one hundred thirty-one million, five hundred twenty-six thousand, two hundred forty-three".