14057145 has 40 divisors (see below), whose sum is σ = 25656840. Its totient is φ = 7361280.

The previous prime is 14057081. The next prime is 14057177. The reversal of 14057145 is 54175041.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 374544 + 13682601 = 612^2 + 3699^2 .

It is not a de Polignac number, because 14057145 - 2⁶ = 14057081 is a prime.

It is a super-3 number, since 3×14057145³ (a number of 22 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 24421 + ... + 24989.

It is an arithmetic number, because the mean of its divisors is an integer number (641421).

Almost surely, 2^14057145 is an apocalyptic number.

14057145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14057145 is a deficient number, since it is larger than the sum of its proper divisors (11599695).

14057145 is an equidigital number, since it uses as much as digits as its factorization.

14057145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647 (or 638 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 14057145 is about 3749.2859320143. The cubic root of 14057145 is about 241.3417040651.

The spelling of 14057145 in words is "fourteen million, fifty-seven thousand, one hundred forty-five".