143001400 has 48 divisors (see below), whose sum is σ = 334242000. Its totient is φ = 56897280.

The previous prime is 143001371. The next prime is 143001431. The reversal of 143001400 is 4100341.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38004 + ... + 41596.

It is an arithmetic number, because the mean of its divisors is an integer number (6963375).

Almost surely, 2^143001400 is an apocalyptic number.

143001400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 143001400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167121000).

143001400 is an abundant number, since it is smaller than the sum of its proper divisors (191240600).

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

143001400 is a wasteful number, since it uses less digits than its factorization.

143001400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3808 (or 3799 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 143001400 is about 11958.3192798988. The cubic root of 143001400 is about 522.9338597085.

Adding to 143001400 its reverse (4100341), we get a palindrome (147101741).

The spelling of 143001400 in words is "one hundred forty-three million, one thousand, four hundred".