1122505199 has 4 divisors (see below), whose sum is σ = 1181584440.
Its totient is φ = 1063425960.
The previous prime is 1122505157. The next prime is 1122505201. The reversal of 1122505199 is 9915052211.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9915052211 = 35083 ⋅282617.
It is a cyclic number.
It is not a de Polignac number, because 1122505199 - 224 = 1105727983 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 (1122505399) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29539592 + ... + 29539629.
It is an arithmetic number, because the mean of its divisors is an integer number (295396110).
Almost surely, 21122505199 is an apocalyptic number.
1122505199 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
1122505199 is a deficient number, since it is larger than the sum of its proper divisors (59079241).
1122505199 is an equidigital number, since it uses as much as digits as its factorization.
1122505199 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 59079240.
The product of its (nonzero) digits is 8100, while the sum is 35.
The square root of 1122505199 is about 33503.8087237854.
The cubic root of 1122505199 is about 1039.2725432390.
The spelling of 1122505199 in words is "one billion, one hundred twenty-two million, five hundred five thousand, one hundred ninety-nine".