1105120124 has 12 divisors (see below), whose sum is σ = 1978936344. Its totient is φ = 539709744.

The previous prime is 1105120117. The next prime is 1105120129. The reversal of 1105120124 is 4210215011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105120129) 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, 3212387 + ... + 3212730.

It is an arithmetic number, because the mean of its divisors is an integer number (164911362).

Almost surely, 2^1105120124 is an apocalyptic number.

It is an amenable number.

1105120124 is a deficient number, since it is larger than the sum of its proper divisors (873816220).

1105120124 is a wasteful number, since it uses less digits than its factorization.

1105120124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6425164 (or 6425162 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 1105120124 is about 33243.3470637359. The cubic root of 1105120124 is about 1033.8792738667.

Adding to 1105120124 its reverse (4210215011), we get a palindrome (5315335135).

The spelling of 1105120124 in words is "one billion, one hundred five million, one hundred twenty thousand, one hundred twenty-four".