16140365 has 8 divisors (see below), whose sum is σ = 20210688. Its totient is φ = 12350800.

The previous prime is 16140343. The next prime is 16140389. The reversal of 16140365 is 56304161.

16140365 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 16140365 - 2²⁰ = 15091789 is a prime.

It is a super-2 number, since 2×16140365² = 521022764666450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70061 + ... + 70290.

It is an arithmetic number, because the mean of its divisors is an integer number (2526336).

Almost surely, 2^16140365 is an apocalyptic number.

It is an amenable number.

16140365 is a deficient number, since it is larger than the sum of its proper divisors (4070323).

16140365 is a wasteful number, since it uses less digits than its factorization.

16140365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140379.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 16140365 is about 4017.5073117544. The cubic root of 16140365 is about 252.7189356880.

The spelling of 16140365 in words is "sixteen million, one hundred forty thousand, three hundred sixty-five".