1145554022 has 8 divisors (see below), whose sum is σ = 1760241672. Its totient is φ = 558806800.

The previous prime is 1145553991. The next prime is 1145554049. The reversal of 1145554022 is 2204555411.

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

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, 6985004 + ... + 6985167.

It is an arithmetic number, because the mean of its divisors is an integer number (220030209).

Almost surely, 2^1145554022 is an apocalyptic number.

1145554022 is a deficient number, since it is larger than the sum of its proper divisors (614687650).

1145554022 is a wasteful number, since it uses less digits than its factorization.

1145554022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13970214.

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 1145554022 is about 33846.0340660468. The cubic root of 1145554022 is about 1046.3376632148.

The spelling of 1145554022 in words is "one billion, one hundred forty-five million, five hundred fifty-four thousand, twenty-two".