1154146012 has 12 divisors (see below), whose sum is σ = 2023131600. Its totient is φ = 576108416.

The previous prime is 1154145919. The next prime is 1154146033. The reversal of 1154146012 is 2106414511.

It is a congruent number.

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, 238453 + ... + 243244.

It is an arithmetic number, because the mean of its divisors is an integer number (168594300).

Almost surely, 2^1154146012 is an apocalyptic number.

It is an amenable number.

1154146012 is a deficient number, since it is larger than the sum of its proper divisors (868985588).

1154146012 is a wasteful number, since it uses less digits than its factorization.

1154146012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482300 (or 482298 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 1154146012 is about 33972.7245301286. The cubic root of 1154146012 is about 1048.9470963138.

The spelling of 1154146012 in words is "one billion, one hundred fifty-four million, one hundred forty-six thousand, twelve".