1053223403242 has 4 divisors (see below), whose sum is σ = 1579835104866. Its totient is φ = 526611701620.

The previous prime is 1053223403237. The next prime is 1053223403273. The reversal of 1053223403242 is 2423043223501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 790393899681 + 262829503561 = 889041^2 + 512669^2 .

It is a super-3 number, since 3×1053223403242³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263305850809 + ... + 263305850812.

Almost surely, 2^{1053223403242} is an apocalyptic number.

1053223403242 is a deficient number, since it is larger than the sum of its proper divisors (526611701624).

1053223403242 is an equidigital number, since it uses as much as digits as its factorization.

1053223403242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526611701623.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 1053223403242 its reverse (2423043223501), we get a palindrome (3476266626743).

The spelling of 1053223403242 in words is "one trillion, fifty-three billion, two hundred twenty-three million, four hundred three thousand, two hundred forty-two".