1224501105 has 16 divisors (see below), whose sum is σ = 2000888064. Its totient is φ = 639171840.

The previous prime is 1224501101. The next prime is 1224501137. The reversal of 1224501105 is 5011054221.

It is not a de Polignac number, because 1224501105 - 2² = 1224501101 is a prime.

It is a super-2 number, since 2×1224501105² = 2998805912292442050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1224501101) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 867736 + ... + 869145.

It is an arithmetic number, because the mean of its divisors is an integer number (125055504).

Almost surely, 2^1224501105 is an apocalyptic number.

1224501105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1224501105 is a deficient number, since it is larger than the sum of its proper divisors (776386959).

1224501105 is a wasteful number, since it uses less digits than its factorization.

1224501105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1736936.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 1224501105 is about 34992.8722027787. The cubic root of 1224501105 is about 1069.8422060379.

Adding to 1224501105 its reverse (5011054221), we get a palindrome (6235555326).

The spelling of 1224501105 in words is "one billion, two hundred twenty-four million, five hundred one thousand, one hundred five".