1140945654 has 8 divisors (see below), whose sum is σ = 2281891320. Its totient is φ = 380315216.

The previous prime is 1140945643. The next prime is 1140945671. The reversal of 1140945654 is 4565490411.

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

1140945654 is an admirable number.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 95078799 + ... + 95078810.

It is an arithmetic number, because the mean of its divisors is an integer number (285236415).

Almost surely, 2^1140945654 is an apocalyptic number.

1140945654 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.

1140945654 is a wasteful number, since it uses less digits than its factorization.

1140945654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190157614.

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 1140945654 is about 33777.8870564753. The cubic root of 1140945654 is about 1044.9326983663.

The spelling of 1140945654 in words is "one billion, one hundred forty million, nine hundred forty-five thousand, six hundred fifty-four".