143012001 has 8 divisors (see below), whose sum is σ = 208017504. Its totient is φ = 86673920.

The previous prime is 143011997. The next prime is 143012003. The reversal of 143012001 is 100210341.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 143012001 - 2² = 143011997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (143012003) 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, 2166816 + ... + 2166881.

It is an arithmetic number, because the mean of its divisors is an integer number (26002188).

Almost surely, 2^143012001 is an apocalyptic number.

143012001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

143012001 is a deficient number, since it is larger than the sum of its proper divisors (65005503).

143012001 is a wasteful number, since it uses less digits than its factorization.

143012001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4333711.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 143012001 is about 11958.7625195921. The cubic root of 143012001 is about 522.9467814582.

Adding to 143012001 its reverse (100210341), we get a palindrome (243222342).

It can be divided in two parts, 1430 and 12001, that added together give a palindrome (13431).

The spelling of 143012001 in words is "one hundred forty-three million, twelve thousand, one".