1105212417 has 16 divisors (see below), whose sum is σ = 1534680000. Its totient is φ = 706618304.

The previous prime is 1105212401. The next prime is 1105212419. The reversal of 1105212417 is 7142125011.

It is a cyclic number.

It is not a de Polignac number, because 1105212417 - 2⁴ = 1105212401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1105212419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29667 + ... + 55592.

It is an arithmetic number, because the mean of its divisors is an integer number (95917500).

Almost surely, 2^1105212417 is an apocalyptic number.

It is an amenable number.

1105212417 is a deficient number, since it is larger than the sum of its proper divisors (429467583).

1105212417 is a wasteful number, since it uses less digits than its factorization.

1105212417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85440.

The product of its (nonzero) digits is 560, while the sum is 24.

The square root of 1105212417 is about 33244.7351771675. The cubic root of 1105212417 is about 1033.9080541961.

Adding to 1105212417 its reverse (7142125011), we get a palindrome (8247337428).

The spelling of 1105212417 in words is "one billion, one hundred five million, two hundred twelve thousand, four hundred seventeen".