1143402054 has 8 divisors (see below), whose sum is σ = 2286804120. Its totient is φ = 381134016.

The previous prime is 1143402023. The next prime is 1143402089. The reversal of 1143402054 is 4502043411.

It is a sphenic number, since it is the product of 3 distinct primes.

1143402054 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95283499 + ... + 95283510.

It is an arithmetic number, because the mean of its divisors is an integer number (285850515).

Almost surely, 2^1143402054 is an apocalyptic number.

1143402054 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1143402054 is a wasteful number, since it uses less digits than its factorization.

1143402054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190567014.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1143402054 is about 33814.2285731909. The cubic root of 1143402054 is about 1045.6820571186.

Adding to 1143402054 its reverse (4502043411), we get a palindrome (5645445465).

The spelling of 1143402054 in words is "one billion, one hundred forty-three million, four hundred two thousand, fifty-four".