1143416954 has 4 divisors (see below), whose sum is σ = 1715125434. Its totient is φ = 571708476.

The previous prime is 1143416947. The next prime is 1143416983. The reversal of 1143416954 is 4596143411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 945255025 + 198161929 = 30745^2 + 14077^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 285854237 + ... + 285854240.

Almost surely, 2^1143416954 is an apocalyptic number.

1143416954 is a deficient number, since it is larger than the sum of its proper divisors (571708480).

1143416954 is an equidigital number, since it uses as much as digits as its factorization.

1143416954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571708479.

The product of its digits is 51840, while the sum is 38.

The square root of 1143416954 is about 33814.4488939270. The cubic root of 1143416954 is about 1045.6865992931.

The spelling of 1143416954 in words is "one billion, one hundred forty-three million, four hundred sixteen thousand, nine hundred fifty-four".