143375441 has 24 divisors (see below), whose sum is σ = 163175040. Its totient is φ = 125817120.

The previous prime is 143375429. The next prime is 143375443. The reversal of 143375441 is 144573341.

It is not a de Polignac number, because 143375441 - 2¹⁴ = 143359057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 143375398 and 143375407.

It is not an unprimeable number, because it can be changed into a prime (143375443) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 506486 + ... + 506768.

It is an arithmetic number, because the mean of its divisors is an integer number (6798960).

Almost surely, 2^143375441 is an apocalyptic number.

143375441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

143375441 is a deficient number, since it is larger than the sum of its proper divisors (19799599).

143375441 is a wasteful number, since it uses less digits than its factorization.

143375441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437 (or 426 counting only the distinct ones).

The product of its digits is 20160, while the sum is 32.

The square root of 143375441 is about 11973.9484298205. The cubic root of 143375441 is about 523.3893993332.

The spelling of 143375441 in words is "one hundred forty-three million, three hundred seventy-five thousand, four hundred forty-one".