1122505255 has 8 divisors (see below), whose sum is σ = 1355586912. Its totient is φ = 892283808.

The previous prime is 1122505249. The next prime is 1122505259. The reversal of 1122505255 is 5525052211.

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 1122505255 - 2⁷ = 1122505127 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 (1122505259) 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, 714187 + ... + 715756.

It is an arithmetic number, because the mean of its divisors is an integer number (169448364).

Almost surely, 2^1122505255 is an apocalyptic number.

1122505255 is a deficient number, since it is larger than the sum of its proper divisors (233081657).

1122505255 is a wasteful number, since it uses less digits than its factorization.

1122505255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430105.

The product of its (nonzero) digits is 5000, while the sum is 28.

The square root of 1122505255 is about 33503.8095595113. The cubic root of 1122505255 is about 1039.2725605215.

Adding to 1122505255 its reverse (5525052211), we get a palindrome (6647557466).

The spelling of 1122505255 in words is "one billion, one hundred twenty-two million, five hundred five thousand, two hundred fifty-five".