143970734 has 8 divisors (see below), whose sum is σ = 216306840. Its totient is φ = 71868456.

The previous prime is 143970691. The next prime is 143970769. The reversal of 143970734 is 437079341.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56909 + ... + 59384.

It is an arithmetic number, because the mean of its divisors is an integer number (27038355).

Almost surely, 2^143970734 is an apocalyptic number.

143970734 is a deficient number, since it is larger than the sum of its proper divisors (72336106).

143970734 is a wasteful number, since it uses less digits than its factorization.

143970734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116914.

The product of its (nonzero) digits is 63504, while the sum is 38.

The square root of 143970734 is about 11998.7805213697. The cubic root of 143970734 is about 524.1127678167.

The spelling of 143970734 in words is "one hundred forty-three million, nine hundred seventy thousand, seven hundred thirty-four".