1122563143 has 8 divisors (see below), whose sum is σ = 1216922336. Its totient is φ = 1029348000.

The previous prime is 1122563129. The next prime is 1122563171. The reversal of 1122563143 is 3413652211.

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

It is a cyclic number.

It is not a de Polignac number, because 1122563143 - 2¹⁷ = 1122432071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122563173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283968 + ... + 287893.

It is an arithmetic number, because the mean of its divisors is an integer number (152115292).

Almost surely, 2^1122563143 is an apocalyptic number.

1122563143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1122563143 is a deficient number, since it is larger than the sum of its proper divisors (94359193).

1122563143 is a wasteful number, since it uses less digits than its factorization.

1122563143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572025.

The product of its digits is 4320, while the sum is 28.

The square root of 1122563143 is about 33504.6734501323. The cubic root of 1122563143 is about 1039.2904254344.

The spelling of 1122563143 in words is "one billion, one hundred twenty-two million, five hundred sixty-three thousand, one hundred forty-three".