1233532521053 has 4 divisors (see below), whose sum is σ = 1409751452640. Its totient is φ = 1057313589468.

The previous prime is 1233532521047. The next prime is 1233532521071. The reversal of 1233532521053 is 3501252353321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1233532521053 - 2¹⁰ = 1233532520029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1233532521253) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 88109465783 + ... + 88109465796.

It is an arithmetic number, because the mean of its divisors is an integer number (352437863160).

Almost surely, 2^{1233532521053} is an apocalyptic number.

It is an amenable number.

1233532521053 is a deficient number, since it is larger than the sum of its proper divisors (176218931587).

1233532521053 is an equidigital number, since it uses as much as digits as its factorization.

1233532521053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176218931586.

The product of its (nonzero) digits is 81000, while the sum is 35.

Adding to 1233532521053 its reverse (3501252353321), we get a palindrome (4734784874374).

The spelling of 1233532521053 in words is "one trillion, two hundred thirty-three billion, five hundred thirty-two million, five hundred twenty-one thousand, fifty-three".