240051143 has 2 divisors, whose sum is σ = 240051144. Its totient is φ = 240051142.

The previous prime is 240051139. The next prime is 240051157. The reversal of 240051143 is 341150042.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 240051143 - 2² = 240051139 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240051173) 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 as a sum of consecutive naturals, namely, 120025571 + 120025572.

It is an arithmetic number, because the mean of its divisors is an integer number (120025572).

Almost surely, 2^240051143 is an apocalyptic number.

240051143 is a deficient number, since it is larger than the sum of its proper divisors (1).

240051143 is an equidigital number, since it uses as much as digits as its factorization.

240051143 is an odious number, because the sum of its binary digits is odd.

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

The square root of 240051143 is about 15493.5839301306. The cubic root of 240051143 is about 621.4906406090.

The spelling of 240051143 in words is "two hundred forty million, fifty-one thousand, one hundred forty-three".