16311027 has 8 divisors (see below), whose sum is σ = 21796864. Its totient is φ = 10849608.

The previous prime is 16311013. The next prime is 16311049. The reversal of 16311027 is 72011361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16311027 - 2⁴ = 16311011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16310994 and 16311012.

It is not an unprimeable number, because it can be changed into a prime (16310027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4483 + ... + 7260.

It is an arithmetic number, because the mean of its divisors is an integer number (2724608).

Almost surely, 2^16311027 is an apocalyptic number.

16311027 is a deficient number, since it is larger than the sum of its proper divisors (5485837).

16311027 is a wasteful number, since it uses less digits than its factorization.

16311027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12209.

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 16311027 is about 4038.6912484120. The cubic root of 16311027 is about 253.6065321802.

Adding to 16311027 its reverse (72011361), we get a palindrome (88322388).

The spelling of 16311027 in words is "sixteen million, three hundred eleven thousand, twenty-seven".