352116523 has 4 divisors (see below), whose sum is σ = 384127128. Its totient is φ = 320105920.

The previous prime is 352116491. The next prime is 352116571. The reversal of 352116523 is 325611253.

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

It is a cyclic number.

It is not a de Polignac number, because 352116523 - 2⁵ = 352116491 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 352116491 and 352116500.

It is not an unprimeable number, because it can be changed into a prime (352116623) 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, 16005286 + ... + 16005307.

It is an arithmetic number, because the mean of its divisors is an integer number (96031782).

Almost surely, 2^352116523 is an apocalyptic number.

352116523 is a deficient number, since it is larger than the sum of its proper divisors (32010605).

352116523 is a wasteful number, since it uses less digits than its factorization.

352116523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32010604.

The product of its digits is 5400, while the sum is 28.

The square root of 352116523 is about 18764.7681307284. The cubic root of 352116523 is about 706.1475688447.

Adding to 352116523 its reverse (325611253), we get a palindrome (677727776).

The spelling of 352116523 in words is "three hundred fifty-two million, one hundred sixteen thousand, five hundred twenty-three".