352203003121553 has 4 divisors (see below), whose sum is σ = 352293567024420. Its totient is φ = 352112439218688.

The previous prime is 352203003121517. The next prime is 352203003121559. The reversal of 352203003121553 is 355121300302253.

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 114867657122689 + 237335345998864 = 10717633^2 + 15405692^2 .

It is a cyclic number.

It is not a de Polignac number, because 352203003121553 - 2¹⁴ = 352203003105169 is a prime.

It is a super-3 number, since 3×352203003121553³ (a number of 45 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (352203003121559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45281945600 + ... + 45281953377.

It is an arithmetic number, because the mean of its divisors is an integer number (88073391756105).

Almost surely, 2^{352203003121553} is an apocalyptic number.

It is an amenable number.

352203003121553 is a deficient number, since it is larger than the sum of its proper divisors (90563902867).

352203003121553 is an equidigital number, since it uses as much as digits as its factorization.

352203003121553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90563902866.

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

The spelling of 352203003121553 in words is "three hundred fifty-two trillion, two hundred three billion, three million, one hundred twenty-one thousand, five hundred fifty-three".