1043242050553 has 8 divisors (see below), whose sum is σ = 1047042665672. Its totient is φ = 1039441683456.

The previous prime is 1043242050551. The next prime is 1043242050559. The reversal of 1043242050553 is 3550502423401.

It can be written as a sum of positive squares in 4 ways, for example, as 623400256249 + 419841794304 = 789557^2 + 647952^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1043242050553 - 2¹ = 1043242050551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1043242050551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14933401 + ... + 15003097.

It is an arithmetic number, because the mean of its divisors is an integer number (130880333209).

Almost surely, 2^{1043242050553} is an apocalyptic number.

It is an amenable number.

1043242050553 is a deficient number, since it is larger than the sum of its proper divisors (3800615119).

1043242050553 is an equidigital number, since it uses as much as digits as its factorization.

1043242050553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124011.

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 1043242050553 its reverse (3550502423401), we get a palindrome (4593744473954).

The spelling of 1043242050553 in words is "one trillion, forty-three billion, two hundred forty-two million, fifty thousand, five hundred fifty-three".