143401330 has 8 divisors (see below), whose sum is σ = 258122412. Its totient is φ = 57360528.

The previous prime is 143401309. The next prime is 143401337. The reversal of 143401330 is 33104341.

It can be written as a sum of positive squares in 2 ways, for example, as 137334961 + 6066369 = 11719^2 + 2463^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 143401298 and 143401307.

It is not an unprimeable number, because it can be changed into a prime (143401337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7170057 + ... + 7170076.

Almost surely, 2^143401330 is an apocalyptic number.

143401330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

143401330 is a deficient number, since it is larger than the sum of its proper divisors (114721082).

143401330 is a wasteful number, since it uses less digits than its factorization.

143401330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14340140.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 143401330 is about 11975.0294362895. The cubic root of 143401330 is about 523.4208998760.

Adding to 143401330 its reverse (33104341), we get a palindrome (176505671).

The spelling of 143401330 in words is "one hundred forty-three million, four hundred one thousand, three hundred thirty".