3318111551 has 8 divisors (see below), whose sum is σ = 3373592880. Its totient is φ = 3262805568.

The previous prime is 3318111521. The next prime is 3318111557. The reversal of 3318111551 is 1551118133.

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 3318111551 - 2²⁶ = 3251002687 is a prime.

It is a super-2 number, since 2×3318111551² = 22019728529759251202, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3318111557) 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 7 ways as a sum of consecutive naturals, for example, 5396 + ... + 81641.

It is an arithmetic number, because the mean of its divisors is an integer number (421699110).

Almost surely, 2^3318111551 is an apocalyptic number.

3318111551 is a deficient number, since it is larger than the sum of its proper divisors (55481329).

3318111551 is an equidigital number, since it uses as much as digits as its factorization.

3318111551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87673.

The product of its digits is 1800, while the sum is 29.

The square root of 3318111551 is about 57603.0515771517. The cubic root of 3318111551 is about 1491.5242799467.

Adding to 3318111551 its reverse (1551118133), we get a palindrome (4869229684).

The spelling of 3318111551 in words is "three billion, three hundred eighteen million, one hundred eleven thousand, five hundred fifty-one".