1153073051285 has 4 divisors (see below), whose sum is σ = 1383687661548. Its totient is φ = 922458441024.

The previous prime is 1153073051269. The next prime is 1153073051341. The reversal of 1153073051285 is 5821503703511.

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

It can be written as a sum of positive squares in 2 ways, for example, as 467624836561 + 685448214724 = 683831^2 + 827918^2 .

It is a cyclic number.

It is not a de Polignac number, because 1153073051285 - 2⁴ = 1153073051269 is a prime.

It is a super-4 number, since 4×1153073051285⁴ (a number of 49 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115307305124 + ... + 115307305133.

It is an arithmetic number, because the mean of its divisors is an integer number (345921915387).

Almost surely, 2^{1153073051285} is an apocalyptic number.

It is an amenable number.

1153073051285 is a deficient number, since it is larger than the sum of its proper divisors (230614610263).

1153073051285 is an equidigital number, since it uses as much as digits as its factorization.

1153073051285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230614610262.

The product of its (nonzero) digits is 126000, while the sum is 41.

Adding to 1153073051285 its reverse (5821503703511), we get a palindrome (6974576754796).

The spelling of 1153073051285 in words is "one trillion, one hundred fifty-three billion, seventy-three million, fifty-one thousand, two hundred eighty-five".