15543150433133 has 2 divisors, whose sum is σ = 15543150433134. Its totient is φ = 15543150433132.

The previous prime is 15543150433127. The next prime is 15543150433159. The reversal of 15543150433133 is 33133405134551.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10118080277449 + 5425070155684 = 3180893^2 + 2329178^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15543150433133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15543150433193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7771575216566 + 7771575216567.

It is an arithmetic number, because the mean of its divisors is an integer number (7771575216567).

Almost surely, 2^{15543150433133} is an apocalyptic number.

It is an amenable number.

15543150433133 is a deficient number, since it is larger than the sum of its proper divisors (1).

15543150433133 is an equidigital number, since it uses as much as digits as its factorization.

15543150433133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486000, while the sum is 41.

Adding to 15543150433133 its reverse (33133405134551), we get a palindrome (48676555567684).

The spelling of 15543150433133 in words is "fifteen trillion, five hundred forty-three billion, one hundred fifty million, four hundred thirty-three thousand, one hundred thirty-three".