16142263 has 8 divisors (see below), whose sum is σ = 16612128. Its totient is φ = 15678624.

The previous prime is 16142261. The next prime is 16142279. The reversal of 16142263 is 36224161.

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 16142263 - 2¹ = 16142261 is a prime.

It is a super-2 number, since 2×16142263² = 521145309522338, 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 (16142261) 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 7 ways as a sum of consecutive naturals, for example, 3981 + ... + 6937.

It is an arithmetic number, because the mean of its divisors is an integer number (2076516).

Almost surely, 2^16142263 is an apocalyptic number.

16142263 is a deficient number, since it is larger than the sum of its proper divisors (469865).

16142263 is a wasteful number, since it uses less digits than its factorization.

16142263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3113.

The product of its digits is 1728, while the sum is 25.

The square root of 16142263 is about 4017.7435209331. The cubic root of 16142263 is about 252.7288413240.

It can be divided in two parts, 161 and 42263, that added together give a palindrome (42424).

The spelling of 16142263 in words is "sixteen million, one hundred forty-two thousand, two hundred sixty-three".