3551433243 has 16 divisors (see below), whose sum is σ = 5061643776. Its totient is φ = 2209444160.

The previous prime is 3551433233. The next prime is 3551433247. The reversal of 3551433243 is 3423341553.

It is a cyclic number.

It is not a de Polignac number, because 3551433243 - 2⁸ = 3551432987 is a prime.

It is a super-2 number, since 2×3551433243² = 25225356158970994098, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3551433247) 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 15 ways as a sum of consecutive naturals, for example, 624855 + ... + 630512.

It is an arithmetic number, because the mean of its divisors is an integer number (316352736).

Almost surely, 2^3551433243 is an apocalyptic number.

3551433243 is a deficient number, since it is larger than the sum of its proper divisors (1510210533).

3551433243 is a wasteful number, since it uses less digits than its factorization.

3551433243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1255434.

The product of its digits is 64800, while the sum is 33.

The square root of 3551433243 is about 59593.9027334173. The cubic root of 3551433243 is about 1525.6955698932.

Adding to 3551433243 its reverse (3423341553), we get a palindrome (6974774796).

The spelling of 3551433243 in words is "three billion, five hundred fifty-one million, four hundred thirty-three thousand, two hundred forty-three".