240043151 has 4 divisors (see below), whose sum is σ = 245897904. Its totient is φ = 234188400.

The previous prime is 240043123. The next prime is 240043163. The reversal of 240043151 is 151340042.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 240043151 - 2¹⁴ = 240026767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240043651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2927315 + ... + 2927396.

It is an arithmetic number, because the mean of its divisors is an integer number (61474476).

Almost surely, 2^240043151 is an apocalyptic number.

240043151 is a deficient number, since it is larger than the sum of its proper divisors (5854753).

240043151 is an equidigital number, since it uses as much as digits as its factorization.

240043151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5854752.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 240043151 is about 15493.3260147717. The cubic root of 240043151 is about 621.4837434560.

Adding to 240043151 its reverse (151340042), we get a palindrome (391383193).

The spelling of 240043151 in words is "two hundred forty million, forty-three thousand, one hundred fifty-one".