143042734 has 8 divisors (see below), whose sum is σ = 214652448. Its totient is φ = 71491920.

The previous prime is 143042729. The next prime is 143042741. The reversal of 143042734 is 437240341.

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

It is a super-2 number, since 2×143042734² = 40922447500389512, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8047 + ... + 18730.

It is an arithmetic number, because the mean of its divisors is an integer number (26831556).

Almost surely, 2^143042734 is an apocalyptic number.

143042734 is a deficient number, since it is larger than the sum of its proper divisors (71609714).

143042734 is a wasteful number, since it uses less digits than its factorization.

143042734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29450.

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 143042734 is about 11960.0474079328. The cubic root of 143042734 is about 522.9842388561.

The spelling of 143042734 in words is "one hundred forty-three million, forty-two thousand, seven hundred thirty-four".