1152505221353 has 8 divisors (see below), whose sum is σ = 1192637901000. Its totient is φ = 1112398616448.

The previous prime is 1152505221349. The next prime is 1152505221367. The reversal of 1152505221353 is 3531225052511.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 25187911849 + 1127317309504 = 158707^2 + 1061752^2 .

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 1152505221353 - 2² = 1152505221349 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1152505221253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6428726 + ... + 6605567.

It is an arithmetic number, because the mean of its divisors is an integer number (149079737625).

Almost surely, 2^{1152505221353} is an apocalyptic number.

It is an amenable number.

1152505221353 is a deficient number, since it is larger than the sum of its proper divisors (40132679647).

1152505221353 is a wasteful number, since it uses less digits than its factorization.

1152505221353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13037371.

The product of its (nonzero) digits is 45000, while the sum is 35.

It can be divided in two parts, 1152 and 505221353, that added together give a palindrome (505222505).

The spelling of 1152505221353 in words is "one trillion, one hundred fifty-two billion, five hundred five million, two hundred twenty-one thousand, three hundred fifty-three".