1543422152 has 16 divisors (see below), whose sum is σ = 2900515200. Its totient is φ = 769951440.

The previous prime is 1543422121. The next prime is 1543422161. The reversal of 1543422152 is 2512243451.

It is a super-2 number, since 2×1543422152² = 4764303878568622208, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216224 + ... + 223247.

It is an arithmetic number, because the mean of its divisors is an integer number (181282200).

Almost surely, 2^1543422152 is an apocalyptic number.

It is an amenable number.

1543422152 is a deficient number, since it is larger than the sum of its proper divisors (1357093048).

1543422152 is a wasteful number, since it uses less digits than its factorization.

1543422152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439916 (or 439912 counting only the distinct ones).

The product of its digits is 9600, while the sum is 29.

The square root of 1543422152 is about 39286.4117984832. The cubic root of 1543422152 is about 1155.6551075777.

The spelling of 1543422152 in words is "one billion, five hundred forty-three million, four hundred twenty-two thousand, one hundred fifty-two".