143402014 has 16 divisors (see below), whose sum is σ = 246536928. Its totient is φ = 61281792.

The previous prime is 143402009. The next prime is 143402023. The reversal of 143402014 is 410204341.

It is a junction number, because it is equal to n+sod(n) for n = 143401982 and 143402000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9567 + ... + 19450.

It is an arithmetic number, because the mean of its divisors is an integer number (15408558).

Almost surely, 2^143402014 is an apocalyptic number.

143402014 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

143402014 is a deficient number, since it is larger than the sum of its proper divisors (103134914).

143402014 is a wasteful number, since it uses less digits than its factorization.

143402014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29379.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 143402014 is about 11975.0579956842. The cubic root of 143402014 is about 523.4217320843.

Adding to 143402014 its reverse (410204341), we get a palindrome (553606355).

The spelling of 143402014 in words is "one hundred forty-three million, four hundred two thousand, fourteen".