1145022552506 has 24 divisors (see below), whose sum is σ = 2006522437140. Its totient is φ = 488617829952.

The previous prime is 1145022552493. The next prime is 1145022552517. The reversal of 1145022552506 is 6052552205411.

It can be written as a sum of positive squares in 2 ways, for example, as 1040267404225 + 104755148281 = 1019935^2 + 323659^2 .

It is a super-3 number, since 3×1145022552506³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 1145022552506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25049921 + ... + 25095588.

Almost surely, 2^{1145022552506} is an apocalyptic number.

1145022552506 is a deficient number, since it is larger than the sum of its proper divisors (861499884634).

1145022552506 is a wasteful number, since it uses less digits than its factorization.

1145022552506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50145758 (or 50145751 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 38.

Adding to 1145022552506 its reverse (6052552205411), we get a palindrome (7197574757917).

The spelling of 1145022552506 in words is "one trillion, one hundred forty-five billion, twenty-two million, five hundred fifty-two thousand, five hundred six".