1552274117143 has 2 divisors, whose sum is σ = 1552274117144. Its totient is φ = 1552274117142.

The previous prime is 1552274117101. The next prime is 1552274117209. The reversal of 1552274117143 is 3417114722551.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1552274117143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1552274117143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1552274117743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 776137058571 + 776137058572.

It is an arithmetic number, because the mean of its divisors is an integer number (776137058572).

Almost surely, 2^{1552274117143} is an apocalyptic number.

1552274117143 is a deficient number, since it is larger than the sum of its proper divisors (1).

1552274117143 is an equidigital number, since it uses as much as digits as its factorization.

1552274117143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 235200, while the sum is 43.

Adding to 1552274117143 its reverse (3417114722551), we get a palindrome (4969388839694).

The spelling of 1552274117143 in words is "one trillion, five hundred fifty-two billion, two hundred seventy-four million, one hundred seventeen thousand, one hundred forty-three".