1153342250321 has 8 divisors (see below), whose sum is σ = 1166449925160. Its totient is φ = 1140237881728.

The previous prime is 1153342250309. The next prime is 1153342250341. The reversal of 1153342250321 is 1230522433511.

It can be written as a sum of positive squares in 4 ways, for example, as 1017291025 + 1152324959296 = 31895^2 + 1073464^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1153342250321 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1153342250341) 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, 121526 + ... + 1523631.

It is an arithmetic number, because the mean of its divisors is an integer number (145806240645).

Almost surely, 2^{1153342250321} is an apocalyptic number.

It is an amenable number.

1153342250321 is a deficient number, since it is larger than the sum of its proper divisors (13107674839).

1153342250321 is an equidigital number, since it uses as much as digits as its factorization.

1153342250321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1653123.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 1153342250321 its reverse (1230522433511), we get a palindrome (2383864683832).

The spelling of 1153342250321 in words is "one trillion, one hundred fifty-three billion, three hundred forty-two million, two hundred fifty thousand, three hundred twenty-one".