143938960 has 40 divisors (see below), whose sum is σ = 365083776. Its totient is φ = 52341120.

The previous prime is 143938933. The next prime is 143938967. The reversal of 143938960 is 69839341.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (143938967) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80904 + ... + 82663.

Almost surely, 2^143938960 is an apocalyptic number.

143938960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

143938960 is an abundant number, since it is smaller than the sum of its proper divisors (221144816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

143938960 is a wasteful number, since it uses less digits than its factorization.

143938960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163591 (or 163585 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 143938960 is about 11997.4563970868. The cubic root of 143938960 is about 524.0742081644.

The spelling of 143938960 in words is "one hundred forty-three million, nine hundred thirty-eight thousand, nine hundred sixty".