143264140 has 24 divisors (see below), whose sum is σ = 301375872. Its totient is φ = 57206400.

The previous prime is 143264087. The next prime is 143264153. The reversal of 143264140 is 41462341.

143264140 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×143264140² = 41049227619879200, which contains 22 as substring.

143264140 is strictly pandigital in base 9.

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, 6240 + ... + 18040.

It is an arithmetic number, because the mean of its divisors is an integer number (12557328).

Almost surely, 2^143264140 is an apocalyptic number.

143264140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

143264140 is an abundant number, since it is smaller than the sum of its proper divisors (158111732).

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

143264140 is a wasteful number, since it uses less digits than its factorization.

143264140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12417 (or 12415 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 143264140 is about 11969.2998959839. The cubic root of 143264140 is about 523.2539301910.

The spelling of 143264140 in words is "one hundred forty-three million, two hundred sixty-four thousand, one hundred forty".