143427741 has 8 divisors (see below), whose sum is σ = 191523840. Its totient is φ = 95475072.

The previous prime is 143427737. The next prime is 143427769. The reversal of 143427741 is 147724341.

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

It is not a de Polignac number, because 143427741 - 2² = 143427737 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143427721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33501 + ... + 37538.

It is an arithmetic number, because the mean of its divisors is an integer number (23940480).

Almost surely, 2^143427741 is an apocalyptic number.

It is an amenable number.

143427741 is a deficient number, since it is larger than the sum of its proper divisors (48096099).

143427741 is an equidigital number, since it uses as much as digits as its factorization.

143427741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71715.

The product of its digits is 18816, while the sum is 33.

The square root of 143427741 is about 11976.1321385496. The cubic root of 143427741 is about 523.4530316579.

The spelling of 143427741 in words is "one hundred forty-three million, four hundred twenty-seven thousand, seven hundred forty-one".