143464406 has 4 divisors (see below), whose sum is σ = 215196612. Its totient is φ = 71732202.

The previous prime is 143464397. The next prime is 143464417. The reversal of 143464406 is 604464341.

143464406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 604464341 = 13 ⋅46497257.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35866100 + ... + 35866103.

It is an arithmetic number, because the mean of its divisors is an integer number (53799153).

Almost surely, 2^143464406 is an apocalyptic number.

143464406 is a deficient number, since it is larger than the sum of its proper divisors (71732206).

143464406 is an equidigital number, since it uses as much as digits as its factorization.

143464406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71732205.

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 143464406 is about 11977.6627937173. The cubic root of 143464406 is about 523.4976319798.

The spelling of 143464406 in words is "one hundred forty-three million, four hundred sixty-four thousand, four hundred six".